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Resource StructureDefinition/FHIR Server from package nhsd.assets.stu3#1.7.0 (1063 ms)

Package nhsd.assets.stu3
Type StructureDefinition
Id Id
FHIR Version R3
Source https://simplifier.net/resolve?scope=nhsd.assets.stu3@1.7.0&canonical=https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1
Url https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1
Version 1.1.0
Status draft
Date 2018-11-05
Name CareConnect-MedicationRequest-1
Experimental False
Authority hl7
Description This MedicationRequest Resource represents an order for both supply of the medication and the instructions for administration of the medication to a patient.
Purpose CURATED BY INTEROPen see: http://www.interopen.org/careconnect-curation-methodology/
Copyright Copyright © 2016 HL7 UK Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. HL7® FHIR® standard Copyright © 2011+ HL7 The HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at https://www.hl7.org/fhir/license.html
Type MedicationRequest
Kind resource

Resources that use this resource

StructureDefinition
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-ACVPU-Observation-1 CareConnect-ACVPU-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-BloodPressure-Observation-1 CareConnect-BloodPressure-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-BodyTemperature-Observation-1 CareConnect-BodyTemperature-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-CarePlan-1 CareConnect-CarePlan-1
https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-MedicationRequest-1 CareConnect-DCH-MedicationRequest-1
https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Observation-1 CareConnect-DCH-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-HeartRate-Observation-1 CareConnect-HeartRate-Observation-1
https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-ITK-MedicationDispense-1 CareConnect-ITK-MedicationDispense-1
https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-ITK-MedicationStatement-1 CareConnect-ITK-MedicationStatement-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-InspiredOxygen-Observation-1 CareConnect-InspiredOxygen-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationAdministration-1 CareConnect-MedicationAdministration-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationDispense-1 CareConnect-MedicationDispense-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1 CareConnect-MedicationRequest-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationStatement-1 CareConnect-MedicationStatement-1
https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-NEWS2-Observation-1 CareConnect-NEWS2-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-OxygenSaturation-Observation-1 CareConnect-OxygenSaturation-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-RespiratoryRate-Observation-1 CareConnect-RespiratoryRate-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Subscore-Observation-1 CareConnect-Subscore-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-VitalSigns-Observation-1 CareConnect-VitalSigns-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationFlagAssociation-1 Extension-CareConnect-MedicationFlagAssociation-1

Resources that this resource uses

StructureDefinition
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1 CareConnect-Organization-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1 CareConnect-Patient-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1 CareConnect-Practitioner-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid Extension-coding-sctdescid
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Condition-1 CareConnect-Condition-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Encounter-1 CareConnect-Encounter-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Medication-1 CareConnect-Medication-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1 CareConnect-MedicationRequest-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Observation-1 CareConnect-Observation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationQuantityText-1 Extension-CareConnect-MedicationQuantityText-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationRepeatInformation-1 Extension-CareConnect-MedicationRepeatInformation-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationStatusReason-1 Extension-CareConnect-MedicationStatusReason-1
https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-PrescriptionType-1 Extension-CareConnect-PrescriptionType-1
https://fhir.hl7.org.uk/STU3/ValueSet/CareConnect-MedicationDosageRoute-1 Care Connect Medication Dosage Route


Source

{
  "resourceType" : "StructureDefinition",
  "meta" : {
    "lastUpdated" : "2018-03-06T14:43:14.908+00:00"
  },
  "extension" : [
    {
      "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode" : "phx"
    }
  ],
  "url" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1",
  "version" : "1.1.0",
  "name" : "CareConnect-MedicationRequest-1",
  "status" : "draft",
  "date" : "2018-11-05",
  "publisher" : "HL7 UK",
  "contact" : [
    {
      "name" : "INTEROPen",
      "telecom" : [
        {
          "system" : "email",
          "value" : "admin@interopen.org",
          "use" : "work"
        }
      ]
    }
  ],
  "description" : "This MedicationRequest Resource represents an order for both supply of the medication and the instructions for administration of the medication to a patient.",
  "purpose" : "CURATED BY INTEROPen see: http://www.interopen.org/careconnect-curation-methodology/",
  "copyright" : "Copyright © 2016 HL7 UK\r\n\r\nLicensed under the Apache License, Version 2.0 (the \"License\"); you may not use this file except in compliance with the License. You may obtain a copy of the License at\r\n\r\nhttp://www.apache.org/licenses/LICENSE-2.0\r\n\r\nUnless required by applicable law or agreed to in writing, software distributed under the License is distributed on an \"AS IS\" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.\r\n\r\nHL7® FHIR® standard Copyright © 2011+ HL7\r\n\r\nThe HL7® FHIR® standard is used under the FHIR license. You may obtain a copy of the FHIR license at\r\n\r\nhttps://www.hl7.org/fhir/license.html",
  "fhirVersion" : "3.0.1",
  "kind" : "resource",
  "abstract" : false,
  "type" : "MedicationRequest",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/MedicationRequest",
  "derivation" : "constraint",
  "snapshot" : {
    "element" : [
      {
        "id" : "MedicationRequest",
        "path" : "MedicationRequest",
        "short" : "Ordering of medication for patient or group",
        "definition" : "An order or request for both supply of the medication and the instructions for administration of the medication to a patient. The resource is called \"MedicationRequest\" rather than \"MedicationPrescription\" or \"MedicationOrder\" to generalize the use across inpatient and outpatient settings, including care plans, etc., and to harmonize with workflow patterns.",
        "alias" : [
          "Prescription",
          "Order"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Resource",
          "min" : 0,
          "max" : "*"
        },
        "constraint" : [
          {
            "key" : "dom-2",
            "severity" : "error",
            "human" : "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
            "expression" : "contained.contained.empty()",
            "xpath" : "not(parent::f:contained and f:contained)"
          },
          {
            "key" : "dom-1",
            "severity" : "error",
            "human" : "If the resource is contained in another resource, it SHALL NOT contain any narrative",
            "expression" : "contained.text.empty()",
            "xpath" : "not(parent::f:contained and f:text)"
          },
          {
            "key" : "dom-4",
            "severity" : "error",
            "human" : "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
            "expression" : "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()",
            "xpath" : "not(exists(f:contained/*/f:meta/f:versionId)) and not(exists(f:contained/*/f:meta/f:lastUpdated))"
          },
          {
            "key" : "dom-3",
            "severity" : "error",
            "human" : "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource",
            "expression" : "contained.where(('#'+id in %resource.descendants().reference).not()).empty()",
            "xpath" : "not(exists(for $id in f:contained/*/@id return $id[not(ancestor::f:contained/parent::*/descendant::f:reference/@value=concat('#', $id))]))"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "Entity. Role, or Act"
          },
          {
            "identity" : "workflow",
            "map" : "..Request"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx"
          },
          {
            "identity" : "rim",
            "map" : "CombinedMedicationRequest"
          },
          {
            "identity" : "w5",
            "map" : "clinical.medication"
          }
        ]
      },
      {
        "id" : "MedicationRequest.id",
        "path" : "MedicationRequest.id",
        "short" : "Logical id of this artifact",
        "definition" : "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
        "comment" : "The only time that a resource does not have an id is when it is being submitted to the server using a create operation.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "id"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta",
        "path" : "MedicationRequest.meta",
        "short" : "Metadata about the resource",
        "definition" : "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content may not always be associated with version changes to the resource.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.meta",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Meta"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.id",
        "path" : "MedicationRequest.meta.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.extension",
        "path" : "MedicationRequest.meta.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.versionId",
        "path" : "MedicationRequest.meta.versionId",
        "short" : "Version specific identifier",
        "definition" : "The version specific identifier, as it appears in the version portion of the URL. This values changes when the resource is created, updated, or deleted.",
        "comment" : "The server assigns this value, and ignores what the client specifies, except in the case that the server is imposing version integrity on updates/deletes.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.meta.versionId",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "id"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.lastUpdated",
        "path" : "MedicationRequest.meta.lastUpdated",
        "short" : "When the resource version last changed",
        "definition" : "When the resource last changed - e.g. when the version changed.",
        "comment" : "This value is always populated except when the resource is first being created. The server / resource manager sets this value; what a client provides is irrelevant.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.meta.lastUpdated",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "instant"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.profile",
        "path" : "MedicationRequest.meta.profile",
        "short" : "Profiles this resource claims to conform to",
        "definition" : "A list of profiles (references to [StructureDefinition](structuredefinition.html#) resources) that this resource claims to conform to. The URL is a reference to [StructureDefinition.url]().",
        "comment" : "It is up to the server and/or other infrastructure of policy to determine whether/how these claims are verified and/or updated over time. The list of profile URLs is a set.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Resource.meta.profile",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security",
        "path" : "MedicationRequest.meta.security",
        "short" : "Security Labels applied to this resource",
        "definition" : "Security labels applied to this resource. These tags connect specific resources to the overall security policy and infrastructure.",
        "comment" : "The security labels can be updated without changing the stated version of the resource The list of security labels is a set. Uniqueness is based the system/code, and version and display are ignored.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Resource.meta.security",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "SecurityLabels"
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
              "valueBoolean" : true
            }
          ],
          "strength" : "extensible",
          "description" : "Security Labels from the Healthcare Privacy and Security Classification System.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/security-labels"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.id",
        "path" : "MedicationRequest.meta.security.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.extension",
        "path" : "MedicationRequest.meta.security.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.system",
        "path" : "MedicationRequest.meta.security.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.version",
        "path" : "MedicationRequest.meta.security.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.code",
        "path" : "MedicationRequest.meta.security.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.meta.security.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.security.userSelected",
        "path" : "MedicationRequest.meta.security.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag",
        "path" : "MedicationRequest.meta.tag",
        "short" : "Tags applied to this resource",
        "definition" : "Tags applied to this resource. Tags are intended to be used to identify and relate resources to process and workflow, and applications are not required to consider the tags when interpreting the meaning of a resource.",
        "comment" : "The tags can be updated without changing the stated version of the resource. The list of tags is a set. Uniqueness is based the system/code, and version and display are ignored.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Resource.meta.tag",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "Tags"
            }
          ],
          "strength" : "example",
          "description" : "Codes that represent various types of tags, commonly workflow-related; e.g. \"Needs review by Dr. Jones\"",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/common-tags"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.id",
        "path" : "MedicationRequest.meta.tag.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.extension",
        "path" : "MedicationRequest.meta.tag.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.system",
        "path" : "MedicationRequest.meta.tag.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.version",
        "path" : "MedicationRequest.meta.tag.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.code",
        "path" : "MedicationRequest.meta.tag.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.meta.tag.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.meta.tag.userSelected",
        "path" : "MedicationRequest.meta.tag.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.implicitRules",
        "path" : "MedicationRequest.implicitRules",
        "short" : "A set of rules under which this content was created",
        "definition" : "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content.",
        "comment" : "Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. \n\nThis element is labelled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies it's meaning or interpretation.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.implicitRules",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.language",
        "path" : "MedicationRequest.language",
        "short" : "Language of the resource content",
        "definition" : "The base language in which the resource is written.",
        "comment" : "Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Resource.language",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-maxValueSet",
              "valueReference" : {
                "reference" : "http://hl7.org/fhir/ValueSet/all-languages"
              }
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "Language"
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
              "valueBoolean" : true
            }
          ],
          "strength" : "extensible",
          "description" : "A human language.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/languages"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.text",
        "path" : "MedicationRequest.text",
        "short" : "Text summary of the resource, for human interpretation",
        "definition" : "A human-readable narrative that contains a summary of the resource, and may be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
        "comment" : "Contained resources do not have narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied). This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded in formation is added later.",
        "alias" : [
          "narrative",
          "html",
          "xhtml",
          "display"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "DomainResource.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Narrative"
          }
        ],
        "condition" : [
          "ele-1",
          "dom-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          },
          {
            "identity" : "rim",
            "map" : "Act.text?"
          }
        ]
      },
      {
        "id" : "MedicationRequest.text.id",
        "path" : "MedicationRequest.text.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.text.extension",
        "path" : "MedicationRequest.text.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.text.status",
        "path" : "MedicationRequest.text.status",
        "short" : "generated | extensions | additional | empty",
        "definition" : "The status of the narrative - whether it's entirely generated (from just the defined data or the extensions too), or whether a human authored it and it may contain additional data.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Narrative.status",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "NarrativeStatus"
            }
          ],
          "strength" : "required",
          "description" : "The status of a resource narrative",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/narrative-status"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.text.div",
        "path" : "MedicationRequest.text.div",
        "short" : "Limited xhtml content",
        "definition" : "The actual narrative content, a stripped down version of XHTML.",
        "comment" : "The contents of the html element are an XHTML fragment containing only the basic html formatting elements described in chapters 7-11 and 15 of the HTML 4.0 standard, <a> elements (either name or href), images and internally contained stylesheets. The XHTML content may not contain a head, a body, external stylesheet references, scripts, forms, base/link/xlink, frames, iframes and objects.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Narrative.div",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "xhtml"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "txt-1",
            "severity" : "error",
            "human" : "The narrative SHALL contain only the basic html formatting elements and attributes described in chapters 7-11 (except section 4 of chapter 9) and 15 of the HTML 4.0 standard, <a> elements (either name or href), images and internally contained style attributes",
            "expression" : "htmlchecks()",
            "xpath" : "not(descendant-or-self::*[not(local-name(.)=('a', 'abbr', 'acronym', 'b', 'big', 'blockquote', 'br', 'caption', 'cite', 'code', 'col', 'colgroup', 'dd', 'dfn', 'div', 'dl', 'dt', 'em', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'hr', 'i', 'img', 'li', 'ol', 'p', 'pre', 'q', 'samp', 'small', 'span', 'strong', 'sub', 'sup', 'table', 'tbody', 'td', 'tfoot', 'th', 'thead', 'tr', 'tt', 'ul', 'var'))]) and not(descendant-or-self::*/@*[not(name(.)=('abbr', 'accesskey', 'align', 'alt', 'axis', 'bgcolor', 'border', 'cellhalign', 'cellpadding', 'cellspacing', 'cellvalign', 'char', 'charoff', 'charset', 'cite', 'class', 'colspan', 'compact', 'coords', 'dir', 'frame', 'headers', 'height', 'href', 'hreflang', 'hspace', 'id', 'lang', 'longdesc', 'name', 'nowrap', 'rel', 'rev', 'rowspan', 'rules', 'scope', 'shape', 'span', 'src', 'start', 'style', 'summary', 'tabindex', 'title', 'type', 'valign', 'value', 'vspace', 'width'))])"
          },
          {
            "key" : "txt-2",
            "severity" : "error",
            "human" : "The narrative SHALL have some non-whitespace content",
            "expression" : "htmlchecks()",
            "xpath" : "descendant::text()[normalize-space(.)!=''] or descendant::h:img[@src]"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.contained",
        "path" : "MedicationRequest.contained",
        "short" : "Contained, inline Resources",
        "definition" : "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope.",
        "comment" : "This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again.",
        "alias" : [
          "inline resources",
          "anonymous resources",
          "contained resources"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "DomainResource.contained",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Resource"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "Entity. Role, or Act"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension",
        "path" : "MedicationRequest.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the resource. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "DomainResource.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension:repeatInformation",
        "path" : "MedicationRequest.extension",
        "sliceName" : "repeatInformation",
        "short" : "Medication repeat information",
        "definition" : "Medication repeat information.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "DomainResource.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationRepeatInformation-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension:statusReason",
        "path" : "MedicationRequest.extension",
        "sliceName" : "statusReason",
        "short" : "To record the reason the medication (plan or order) was stopped and the date this occurred",
        "definition" : "To record the reason the medication (plan or order) was stopped and the date this occurred.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "DomainResource.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationStatusReason-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension:prescriptionType",
        "path" : "MedicationRequest.extension",
        "sliceName" : "prescriptionType",
        "short" : "To record the type of prescription",
        "definition" : "To record the type of prescription.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "DomainResource.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-PrescriptionType-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.modifierExtension",
        "path" : "MedicationRequest.modifierExtension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Extensions that cannot be ignored",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the resource, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "DomainResource.modifierExtension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "isModifier" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier",
        "path" : "MedicationRequest.identifier",
        "short" : "External ids for this request",
        "definition" : "This records identifiers associated with this medication request that are defined by business processes and/or used to refer to it when a direct URL reference to the resource itself is not appropriate. For example a re-imbursement system might issue its own id for each prescription that is created. This is particularly important where FHIR only provides part of an entire workflow process where records must be tracked through an entire system.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "MedicationRequest.identifier",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "workflow",
            "map" : "…identifer"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Header/PrescriberOrderNumber"
          },
          {
            "identity" : "v2",
            "map" : "ORC-2-Placer Order Number / ORC-3-Filler Order Number"
          },
          {
            "identity" : "rim",
            "map" : ".id"
          },
          {
            "identity" : "w5",
            "map" : "id"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.id",
        "path" : "MedicationRequest.identifier.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.extension",
        "path" : "MedicationRequest.identifier.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.use",
        "path" : "MedicationRequest.identifier.use",
        "short" : "usual | official | temp | secondary (If known)",
        "definition" : "The purpose of this identifier.",
        "comment" : "This is labeled as \"Is Modifier\" because applications should not mistake a temporary id for a permanent one. Applications can assume that an identifier is permanent unless it explicitly says that it is temporary.",
        "requirements" : "Allows the appropriate identifier for a particular context of use to be selected from among a set of identifiers.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Identifier.use",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "IdentifierUse"
            }
          ],
          "strength" : "required",
          "description" : "Identifies the purpose for this identifier, if known .",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/identifier-use"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "N/A"
          },
          {
            "identity" : "rim",
            "map" : "Role.code or implied by context"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type",
        "path" : "MedicationRequest.identifier.type",
        "short" : "Description of identifier",
        "definition" : "A coded type for the identifier that can be used to determine which identifier to use for a specific purpose.",
        "comment" : "This element deals only with general categories of identifiers. It SHOULD not be used for codes that correspond 1..1 with the Identifier.system. Some identifiers may fall into multiple categories due to common usage. \n\nWhere the system is known, a type is unnecessary because the type is always part of the system definition. However systems often need to handle identifiers where the system is not known. There is not a 1:1 relationship between type and system, since many different systems have the same type.",
        "requirements" : "Allows users to make use of identifiers when the identifier system is not known.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Identifier.type",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "IdentifierType"
            },
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
              "valueBoolean" : true
            }
          ],
          "strength" : "extensible",
          "description" : "A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/identifier-type"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "v2",
            "map" : "CX.5"
          },
          {
            "identity" : "rim",
            "map" : "Role.code or implied by context"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.id",
        "path" : "MedicationRequest.identifier.type.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.extension",
        "path" : "MedicationRequest.identifier.type.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding",
        "path" : "MedicationRequest.identifier.type.coding",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.id",
        "path" : "MedicationRequest.identifier.type.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.extension",
        "path" : "MedicationRequest.identifier.type.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.system",
        "path" : "MedicationRequest.identifier.type.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.version",
        "path" : "MedicationRequest.identifier.type.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.code",
        "path" : "MedicationRequest.identifier.type.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.identifier.type.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.coding.userSelected",
        "path" : "MedicationRequest.identifier.type.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.type.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.identifier.type.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.system",
        "path" : "MedicationRequest.identifier.system",
        "short" : "The namespace for the identifier value",
        "definition" : "Establishes the namespace for the value - that is, a URL that describes a set values that are unique.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "There are many sets of identifiers. To perform matching of two identifiers, we need to know what set we're dealing with. The system identifies a particular set of unique identifiers.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Identifier.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "example" : [
          {
            "label" : "General",
            "valueUri" : "http://www.acme.com/identifiers/patient or urn:ietf:rfc:3986 if the Identifier.value itself is a full uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX.4 / EI-2-4"
          },
          {
            "identity" : "rim",
            "map" : "II.root or Role.id.root"
          },
          {
            "identity" : "servd",
            "map" : "./IdentifierType"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.value",
        "path" : "MedicationRequest.identifier.value",
        "short" : "The value that is unique",
        "definition" : "The portion of the identifier typically relevant to the user and which is unique within the context of the system.",
        "comment" : "If the value is a full URI, then the system SHALL be urn:ietf:rfc:3986. The value's primary purpose is computational mapping. As a result, it may be normalized for comparison purposes (e.g. removing non-significant whitespace, dashes, etc.) A value formatted for human display can be conveyed using the [Rendered Value extension](extension-rendered-value.html).",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Identifier.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "example" : [
          {
            "label" : "General",
            "valueString" : "123456"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX.1 / EI.1"
          },
          {
            "identity" : "rim",
            "map" : "II.extension or II.root if system indicates OID or GUID (Or Role.id.extension or root)"
          },
          {
            "identity" : "servd",
            "map" : "./Value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.period",
        "path" : "MedicationRequest.identifier.period",
        "short" : "Time period when id is/was valid for use",
        "definition" : "Time period during which identifier is/was valid for use.",
        "comment" : "This is not a duration - that's a measure of time (a separate type), but a duration that occurs at a fixed value of time. A Period specifies a range of time; the context of use will specify whether the entire range applies (e.g. \"the patient was an inpatient of the hospital for this time range\") or one value from the range applies (e.g. \"give to the patient between these two times\"). If duration is required, specify the type as Interval|Duration.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Identifier.period",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Period"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "per-1",
            "severity" : "error",
            "human" : "If present, start SHALL have a lower value than end",
            "expression" : "start.empty() or end.empty() or (start <= end)",
            "xpath" : "not(exists(f:start)) or not(exists(f:end)) or (f:start/@value <= f:end/@value)"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR"
          },
          {
            "identity" : "rim",
            "map" : "IVL<TS>[lowClosed=\"true\" and highClosed=\"true\"] or URG<TS>[lowClosed=\"true\" and highClosed=\"true\"]"
          },
          {
            "identity" : "v2",
            "map" : "CX.7 + CX.8"
          },
          {
            "identity" : "rim",
            "map" : "Role.effectiveTime or implied by context"
          },
          {
            "identity" : "servd",
            "map" : "./StartDate and ./EndDate"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.period.id",
        "path" : "MedicationRequest.identifier.period.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.period.extension",
        "path" : "MedicationRequest.identifier.period.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.period.start",
        "path" : "MedicationRequest.identifier.period.start",
        "short" : "Starting time with inclusive boundary",
        "definition" : "The start of the period. The boundary is inclusive.",
        "comment" : "If the low element is missing, the meaning is that the low boundary is not known.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Period.start",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "dateTime"
          }
        ],
        "condition" : [
          "ele-1",
          "per-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR.1"
          },
          {
            "identity" : "rim",
            "map" : "./low"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.period.end",
        "path" : "MedicationRequest.identifier.period.end",
        "short" : "End time with inclusive boundary, if not ongoing",
        "definition" : "The end of the period. If the end of the period is missing, it means that the period is ongoing. The start may be in the past, and the end date in the future, which means that period is expected/planned to end at that time.",
        "comment" : "The high value includes any matching date/time. i.e. 2012-02-03T10:00:00 is in a period that has a end value of 2012-02-03.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Period.end",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "dateTime"
          }
        ],
        "meaningWhenMissing" : "If the end of the period is missing, it means that the period is ongoing",
        "condition" : [
          "ele-1",
          "per-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR.2"
          },
          {
            "identity" : "rim",
            "map" : "./high"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner",
        "path" : "MedicationRequest.identifier.assigner",
        "short" : "Organization that issued id (may be just text)",
        "definition" : "Organization that issued/manages the identifier.",
        "comment" : "The Identifier.assigner may omit the .reference element and only contain a .display element reflecting the name or other textual information about the assigning organization.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Identifier.assigner",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "v2",
            "map" : "CX.4 / (CX.4,CX.9,CX.10)"
          },
          {
            "identity" : "rim",
            "map" : "II.assigningAuthorityName but note that this is an improper use by the definition of the field. Also Role.scoper"
          },
          {
            "identity" : "servd",
            "map" : "./IdentifierIssuingAuthority"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner.id",
        "path" : "MedicationRequest.identifier.assigner.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner.extension",
        "path" : "MedicationRequest.identifier.assigner.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner.reference",
        "path" : "MedicationRequest.identifier.assigner.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
        "definition" : "A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources.",
        "comment" : "Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries. Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure \"/[type]/[id]\" then it should be assumed that the reference is to a FHIR RESTful server.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.reference",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1",
          "ref-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner.identifier",
        "path" : "MedicationRequest.identifier.assigner.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there is no way to reference the other resource directly, either because the entity is not available through a FHIR server, or because there is no way for the author of the resource to convert a known identifier to an actual location. There is no requirement that a Reference.identifier point to something that is actually exposed as a FHIR instance, but it SHALL point to a business concept that would be expected to be exposed as a FHIR instance, and that instance would need to be of a FHIR resource type allowed by the reference.",
        "comment" : "When an identifier is provided in place of a reference, any system processing the reference will only be able to resolve the identifier to a reference if it understands the business context in which the identifier is used. Sometimes this is global (e.g. a national identifier) but often it is not. For this reason, none of the useful mechanisms described for working with references (e.g. chaining, includes) are possible, nor should servers be expected to be able resolve the reference. Servers may accept an identifier based reference untouched, resolve it, and/or reject it - see CapabilityStatement.rest.resource.referencePolicy. \n\nWhen both an identifier and a literal reference are provided, the literal reference is preferred. Applications processing the resource are allowed - but not required - to check that the identifier matches the literal reference\n\nApplications converting a logical reference to a literal reference may choose to leave the logical reference present, or remove it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.identifier",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "rim",
            "map" : ".identifier"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.assigner.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.identifier.assigner.display",
        "short" : "Text alternative for the resource",
        "definition" : "Plain text narrative that identifies the resource in addition to the resource reference.",
        "comment" : "This is generally not the same as the Resource.text of the referenced resource. The purpose is to identify what's being referenced, not to fully describe it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.definition",
        "path" : "MedicationRequest.definition",
        "short" : "Protocol or definition",
        "definition" : "Protocol or definition followed by this request.",
        "comment" : "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "MedicationRequest.definition",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/ActivityDefinition"
          },
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/PlanDefinition"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "workflow",
            "map" : "…definition"
          },
          {
            "identity" : "rim",
            "map" : ".outboundRelationship[typeCode=DEFN].target[classCode=unspecified]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.definition.id",
        "path" : "MedicationRequest.definition.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.definition.extension",
        "path" : "MedicationRequest.definition.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.definition.reference",
        "path" : "MedicationRequest.definition.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
&nb  "identity" : "v2",
            "map" : "CX.7 + CX.8"
          },
          {
            "identity" : "rim",
            "map" : "Role.effectiveTime or implied by context"
          },
          {
            "identity" : "servd",
            "map" : "./StartDate and ./EndDate"
          }
        ]
      },
      {
        "id" : "MedicationRequest.groupIdentifier.period.id",
        "path" : "MedicationRequest.groupIdentifier.period.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note
      },
      {
        "id" : "MedicationRequest.priority",
        "path" : "MedicationRequest.priority",
        "short" : "routine | urgent | stat | asap",
        "definition" : "Indicates how quickly the Medication Request should be addressed with respect to other requests.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.priority",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
       &nbn" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.requester.onBehalfOf.identifier",
        "path" : "MedicationRequest.requester.onBehalfOf.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there ist have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.id",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.extension",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.extension:snomedCTDescriptionID",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.extension",
        "sliceName" : "snomedCTDescriptionID",
        "short" : "The SNOMED CT Description ID for the display",
        "definition" : "The SNOMED CT Description ID for the display.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.system",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "fixedUri" : "http://snomed.info/sct",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.version",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.code",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.userSelected",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.patientInstruction",
        "path" : "MedicationRequest.dosageInstruction.patientInstruction",
        "short" : "Patient or consumer oriented instructions",
        "definition" : "Instructions in terms that are understood by the patient or consumer.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.patientInstruction",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : ".text"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing",
        "path" : "MedicationRequest.dosageInstruction.timing",
        "short" : "When medication should be administered",
        "definition" : "When medication should be administered.",
        "comment" : "This attribute may not always be populated while the Dosage.text is expected to be populated. If both are populated, then the Dosage.text should reflect the content of the Dosage.timing.",
        "requirements" : "The timing schedule for giving the medication to the patient. The Schedule data type allows many different expressions. For example: \"Every 8 hours\"; \"Three times a day\"; \"1/2 an hour before breakfast for 10 days from 23-Dec 2011:\"; \"15 Oct 2013, 17 Oct 2013 and 1 Nov 2013\". Sometimes, a rate can imply duration when expressed as total volume / duration (e.g. 500mL/2 hours implies a duration of 2 hours). However, when rate doesn't imply duration (e.g. 250mL/hour), then the timing.repeat.duration is needed to convey the infuse over time period.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.timing",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Timing"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "N/A"
          },
          {
            "identity" : "rim",
            "map" : "QSET<TS> (GTS)"
          },
          {
            "identity" : "rim",
            "map" : ".effectiveTime"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.id",
        "path" : "MedicationRequest.dosageInstruction.timing.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.extension",
        "path" : "MedicationRequest.dosageInstruction.timing.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.event",
        "path" : "MedicationRequest.dosageInstruction.timing.event",
        "short" : "When the event occurs",
        "definition" : "Identifies specific times when the event occurs.",
        "requirements" : "In an MAR, for instance, you need to take a general specification, and turn it into a precise specification.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Timing.event",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "dateTime"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "QLIST<TS>"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat",
        "short" : "When the event is to occur",
        "definition" : "A set of rules that describe when the event is scheduled.",
        "requirements" : "Many timing schedules are determined by regular repetitions.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Element"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "tim-9",
            "severity" : "error",
            "human" : "If there's an offset, there must be a when (and not C, CM, CD, CV)",
            "expression" : "offset.empty() or (when.exists() and ((when in ('C' | 'CM' | 'CD' | 'CV')).not()))",
            "xpath" : "not(exists(f:offset)) or exists(f:when)"
          },
          {
            "key" : "tim-5",
            "severity" : "error",
            "human" : "period SHALL be a non-negative value",
            "expression" : "period.exists() implies period >= 0",
            "xpath" : "f:period/@value >= 0 or not(f:period/@value)"
          },
          {
            "key" : "tim-6",
            "severity" : "error",
            "human" : "If there's a periodMax, there must be a period",
            "expression" : "periodMax.empty() or period.exists()",
            "xpath" : "not(exists(f:periodMax)) or exists(f:period)"
          },
          {
            "key" : "tim-7",
            "severity" : "error",
            "human" : "If there's a durationMax, there must be a duration",
            "expression" : "durationMax.empty() or duration.exists()",
            "xpath" : "not(exists(f:durationMax)) or exists(f:duration)"
          },
          {
            "key" : "tim-8",
            "severity" : "error",
            "human" : "If there's a countMax, there must be a count",
            "expression" : "countMax.empty() or count.exists()",
            "xpath" : "not(exists(f:countMax)) or exists(f:count)"
          },
          {
            "key" : "tim-1",
            "severity" : "error",
            "human" : "if there's a duration, there needs to be duration units",
            "expression" : "duration.empty() or durationUnit.exists()",
            "xpath" : "not(exists(f:duration)) or exists(f:durationUnit)"
          },
          {
            "key" : "tim-10",
            "severity" : "error",
            "human" : "If there's a timeOfDay, there cannot be be a when, or vice versa",
            "expression" : "timeOfDay.empty() or when.empty()",
            "xpath" : "not(exists(f:timeOfDay)) or not(exists(f:when))"
          },
          {
            "key" : "tim-2",
            "severity" : "error",
            "human" : "if there's a period, there needs to be period units",
            "expression" : "period.empty() or periodUnit.exists()",
            "xpath" : "not(exists(f:period)) or exists(f:periodUnit)"
          },
          {
            "key" : "tim-4",
            "severity" : "error",
            "human" : "duration SHALL be a non-negative value",
            "expression" : "duration.exists() implies duration >= 0",
            "xpath" : "f:duration/@value >= 0 or not(f:duration/@value)"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "Implies PIVL or EIVL"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.id",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.extension",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.bounds[x]",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.bounds[x]",
        "short" : "Length/Range of lengths, or (Start and/or end) limits",
        "definition" : "Either a duration for the length of the timing schedule, a range of possible length, or outer bounds for start and/or end limits of the timing schedule.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.bounds[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Duration"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Period"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key" : "drt-1",
            "severity" : "error",
            "human" : "There SHALL be a code if there is a value and it SHALL be an expression of time. If system is present, it SHALL be UCUM.",
            "expression" : "code.exists() implies ((system = %ucum) and value.exists())",
            "xpath" : "(f:code or not(f:value)) and (not(exists(f:system)) or f:system/@value='http://unitsofmeasure.org')"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ> depending on the values"
          },
          {
            "identity" : "rim",
            "map" : "IVL(TS) used in a QSI"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.count",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.count",
        "short" : "Number of times to repeat",
        "definition" : "A total count of the desired number of repetitions.",
        "comment" : "If you have both bounds and count, then this should be understood as within the bounds period, until count times happens.",
        "requirements" : "Repetitions may be limited by end time or total occurrences.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.count",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "integer"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.count"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.countMax",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.countMax",
        "short" : "Maximum number of times to repeat",
        "definition" : "A maximum value for the count of the desired repetitions (e.g. do something 6-8 times).",
        "comment" : "32 bit number; for values larger than this, use decimal",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.countMax",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "integer"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.count"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.duration",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.duration",
        "short" : "How long when it happens",
        "definition" : "How long this thing happens for when it happens.",
        "comment" : "For some events the duration is part of the definition of the event (e.g. IV infusions, where the duration is implicit in the specified quantity and rate). For others, it's part of the timing specification (e.g. exercise).",
        "requirements" : "Some activities are not instantaneous and need to be maintained for a period of time.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.duration",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.durationMax",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.durationMax",
        "short" : "How long when it happens (Max)",
        "definition" : "The upper limit of how long this thing happens for when it happens.",
        "comment" : "For some events the duration is part of the definition of the event (e.g. IV infusions, where the duration is implicit in the specified quantity and rate). For others, it's part of the timing specification (e.g. exercise).",
        "requirements" : "Some activities are not instantaneous and need to be maintained for a period of time.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.durationMax",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.durationUnit",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.durationUnit",
        "short" : "s | min | h | d | wk | mo | a - unit of time (UCUM)",
        "definition" : "The units of time for the duration, in UCUM units.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.durationUnit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "UnitsOfTime"
            }
          ],
          "strength" : "required",
          "description" : "A unit of time (units from UCUM).",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/units-of-time"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.frequency",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.frequency",
        "short" : "Event occurs frequency times per period",
        "definition" : "The number of times to repeat the action within the specified period / period range (i.e. both period and periodMax provided).",
        "comment" : "32 bit number; for values larger than this, use decimal",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.frequency",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "integer"
          }
        ],
        "defaultValueInteger" : 1,
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.frequencyMax",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.frequencyMax",
        "short" : "Event occurs up to frequencyMax times per period",
        "definition" : "If present, indicates that the frequency is a range - so to repeat between [frequency] and [frequencyMax] times within the period or period range.",
        "comment" : "32 bit number; for values larger than this, use decimal",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.frequencyMax",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "integer"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.period",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.period",
        "short" : "Event occurs frequency times per period",
        "definition" : "Indicates the duration of time over which repetitions are to occur; e.g. to express \"3 times per day\", 3 would be the frequency and \"1 day\" would be the period.",
        "comment" : "Do not use a IEEE type floating point type, instead use something that works like a true decimal, with inbuilt precision (e.g. Java BigInteger)",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.period",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.periodMax",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.periodMax",
        "short" : "Upper limit of period (3-4 hours)",
        "definition" : "If present, indicates that the period is a range from [period] to [periodMax], allowing expressing concepts such as \"do this once every 3-5 days.",
        "comment" : "Do not use a IEEE type floating point type, instead use something that works like a true decimal, with inbuilt precision (e.g. Java BigInteger)",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.periodMax",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.periodUnit",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.periodUnit",
        "short" : "s | min | h | d | wk | mo | a - unit of time (UCUM)",
        "definition" : "The units of time for the period in UCUM units.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.periodUnit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "UnitsOfTime"
            }
          ],
          "strength" : "required",
          "description" : "A unit of time (units from UCUM).",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/units-of-time"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "PIVL.phase.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.dayOfWeek",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.dayOfWeek",
        "short" : "mon | tue | wed | thu | fri | sat | sun",
        "definition" : "If one or more days of week is provided, then the action happens only on the specified day(s).",
        "comment" : "If no days are specified, the action is assumed to happen every day as otherwise specified. The elements frequency and period cannot be used as well as dayOfWeek.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Timing.repeat.dayOfWeek",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "DayOfWeek"
            }
          ],
          "strength" : "required",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/days-of-week"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.timeOfDay",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.timeOfDay",
        "short" : "Time of day for action",
        "definition" : "Specified time of day for action to take place.",
        "comment" : "When time of day is specified, it is inferred that the action happens every day (as filtered by dayofWeek) on the specified times. The elements when, frequency and period cannot be used as well as timeOfDay.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Timing.repeat.timeOfDay",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "time"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.when",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.when",
        "short" : "Regular life events the event is tied to",
        "definition" : "Real world events that the occurrence of the event should be tied to.",
        "comment" : "When more than one event is listed, the event is tied to the union of the specified events.",
        "requirements" : "Timings are frequently determined by occurrences such as waking, eating and sleep.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Timing.repeat.when",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "EventTiming"
            }
          ],
          "strength" : "required",
          "description" : "Real world event relating to the schedule.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/event-timing"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "EIVL.event"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.repeat.offset",
        "path" : "MedicationRequest.dosageInstruction.timing.repeat.offset",
        "short" : "Minutes from event (before or after)",
        "definition" : "The number of minutes from the event. If the event code does not indicate whether the minutes is before or after the event, then the offset is assumed to be after the event.",
        "comment" : "32 bit number; for values larger than this, use decimal",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.repeat.offset",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "unsignedInt"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "EIVL.offset"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code",
        "path" : "MedicationRequest.dosageInstruction.timing.code",
        "short" : "BID | TID | QID | AM | PM | QD | QOD | Q4H | Q6H +",
        "definition" : "A code for the timing schedule. Some codes such as BID are ubiquitous, but many institutions define their own additional codes. If a code is provided, the code is understood to be a complete statement of whatever is specified in the structured timing data, and either the code or the data may be used to interpret the Timing, with the exception that .repeat.bounds still applies over the code (and is not contained in the code).",
        "comment" : "BID etc are defined as 'at institutionally specified times'. For example, an institution may choose that BID is \"always at 7am and 6pm\". If it is inappropriate for this choice to be made, the code BID should not be used. Instead, a distinct organization-specific code should be used in place of the HL7-defined BID code and/or the a structured representation should be used (in this case, specifying the two event times).",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Timing.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "TimingAbbreviation"
            }
          ],
          "strength" : "preferred",
          "description" : "Code for a known / defined timing pattern.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/timing-abbreviation"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "rim",
            "map" : "QSC.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.id",
        "path" : "MedicationRequest.dosageInstruction.timing.code.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.extension",
        "path" : "MedicationRequest.dosageInstruction.timing.code.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.id",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.extension",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.system",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.version",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.code",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.coding.userSelected",
        "path" : "MedicationRequest.dosageInstruction.timing.code.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.timing.code.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.timing.code.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.asNeeded[x]",
        "path" : "MedicationRequest.dosageInstruction.asNeeded[x]",
        "short" : "Take \"as needed\" (for x)",
        "definition" : "Indicates whether the Medication is only taken when needed within a specific dosing schedule (Boolean option), or it indicates the precondition for taking the Medication (CodeableConcept).",
        "comment" : "Can express \"as needed\" without a reason by setting the Boolean = True. In this case the CodeableConcept is not populated. Or you can express \"as needed\" with a reason by including the CodeableConcept. In this case the Boolean is assumed to be True. If you set the Boolean to False, then the dose is given according to the schedule and is not \"prn\" or \"as needed\".",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.asNeeded[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          },
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "MedicationAsNeededReason"
            }
          ],
          "strength" : "example",
          "description" : "A coded concept identifying the precondition that should be met or evaluated prior to consuming or administering a medication dose. For example \"pain\", \"30 minutes prior to sexual intercourse\", \"on flare-up\" etc.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/medication-as-needed-reason"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : ".outboundRelationship[typeCode=PRCN].target[classCode=OBS, moodCode=EVN, code=\"as needed\"].value=boolean or codable concept"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site",
        "path" : "MedicationRequest.dosageInstruction.site",
        "short" : "Body site to administer to",
        "definition" : "Body site to administer to.",
        "comment" : "If the use case requires attributes from the BodySite resource (e.g. to identify and track separately) then use the standard extension [body-site-instance](extension-body-site-instance.html). May be a summary code, or a reference to a very precise definition of the location, or both.",
        "requirements" : "A coded specification of the anatomic site where the medication first enters the body.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.site",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "MedicationAdministrationSite"
            }
          ],
          "strength" : "example",
          "description" : "A coded concept describing the site location the medicine enters into or onto the body.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/approach-site-codes"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "rim",
            "map" : ".approachSiteCode"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.id",
        "path" : "MedicationRequest.dosageInstruction.site.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.extension",
        "path" : "MedicationRequest.dosageInstruction.site.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding",
        "path" : "MedicationRequest.dosageInstruction.site.coding",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.id",
        "path" : "MedicationRequest.dosageInstruction.site.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.extension",
        "path" : "MedicationRequest.dosageInstruction.site.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.system",
        "path" : "MedicationRequest.dosageInstruction.site.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.version",
        "path" : "MedicationRequest.dosageInstruction.site.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.code",
        "path" : "MedicationRequest.dosageInstruction.site.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.site.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.coding.userSelected",
        "path" : "MedicationRequest.dosageInstruction.site.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.site.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.site.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route",
        "path" : "MedicationRequest.dosageInstruction.route",
        "short" : "How drug should enter body",
        "definition" : "How drug should enter body.",
        "comment" : "Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination.",
        "requirements" : "A code specifying the route or physiological path of administration of a therapeutic agent into or onto a patient's body.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.route",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "RouteOfAdministration"
            }
          ],
          "strength" : "example",
          "description" : "A coded concept describing the route or physiological path of administration of a therapeutic agent into or onto the body of a subject.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/route-codes"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "rim",
            "map" : ".routeCode"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.id",
        "path" : "MedicationRequest.dosageInstruction.route.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.extension",
        "path" : "MedicationRequest.dosageInstruction.route.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding",
        "path" : "MedicationRequest.dosageInstruction.route.coding",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "system"
            }
          ],
          "ordered" : false,
          "rules" : "open"
        },
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.id",
        "path" : "MedicationRequest.dosageInstruction.route.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "path" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.system",
        "path" : "MedicationRequest.dosageInstruction.route.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.version",
        "path" : "MedicationRequest.dosageInstruction.route.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.code",
        "path" : "MedicationRequest.dosageInstruction.route.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.route.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding.userSelected",
        "path" : "MedicationRequest.dosageInstruction.route.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT",
        "path" : "MedicationRequest.dosageInstruction.route.coding",
        "sliceName" : "snomedCT",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "strength" : "preferred",
          "description" : "A code from the SNOMED Clinical Terminology UK coding system that describes the e-Prescribing route of administration.",
          "valueSetReference" : {
            "reference" : "https://fhir.hl7.org.uk/STU3/ValueSet/CareConnect-MedicationDosageRoute-1"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.id",
        "path" : "MedicationRequest.dosageInstruction.route.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.extension",
        "path" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.extension:snomedCTDescriptionID",
        "path" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "sliceName" : "snomedCTDescriptionID",
        "short" : "The SNOMED CT Description ID for the display",
        "definition" : "The SNOMED CT Description ID for the display.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.system",
        "path" : "MedicationRequest.dosageInstruction.route.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "fixedUri" : "http://snomed.info/sct",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.version",
        "path" : "MedicationRequest.dosageInstruction.route.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.code",
        "path" : "MedicationRequest.dosageInstruction.route.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.route.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.userSelected",
        "path" : "MedicationRequest.dosageInstruction.route.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.route.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method",
        "path" : "MedicationRequest.dosageInstruction.method",
        "short" : "Technique for administering medication",
        "definition" : "Technique for administering medication.",
        "comment" : "Terminologies used often pre-coordinate this term with the route and or form of administration.",
        "requirements" : "A coded value indicating the method by which the medication is introduced into or onto the body. Most commonly used for injections. For examples, Slow Push; Deep IV.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.method",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "MedicationAdministrationMethod"
            }
          ],
          "strength" : "example",
          "description" : "A coded concept describing the technique by which the medicine is administered.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/administration-method-codes"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "rim",
            "map" : ".doseQuantity"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.id",
        "path" : "MedicationRequest.dosageInstruction.method.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.extension",
        "path" : "MedicationRequest.dosageInstruction.method.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding",
        "path" : "MedicationRequest.dosageInstruction.method.coding",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.id",
        "path" : "MedicationRequest.dosageInstruction.method.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.extension",
        "path" : "MedicationRequest.dosageInstruction.method.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.system",
        "path" : "MedicationRequest.dosageInstruction.method.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.version",
        "path" : "MedicationRequest.dosageInstruction.method.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.code",
        "path" : "MedicationRequest.dosageInstruction.method.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.method.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.coding.userSelected",
        "path" : "MedicationRequest.dosageInstruction.method.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.method.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.method.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.dose[x]",
        "path" : "MedicationRequest.dosageInstruction.dose[x]",
        "short" : "Amount of medication per dose",
        "definition" : "Amount of medication per dose.",
        "comment" : "Note that this specifies the quantity of the specified medication, not the quantity for each active ingredient(s). Each ingredient amount can be communicated in the Medication resource. For example, if one wants to communicate that a tablet was 375 mg, where the dose was one tablet, you can use the Medication resource to document that the tablet was comprised of 375 mg of drug XYZ. Alternatively if the dose was 375 mg, then you may only need to use the Medication resource to indicate this was a tablet. If the example were an IV such as dopamine and you wanted to communicate that 400mg of dopamine was mixed in 500 ml of some IV solution, then this would all be communicated in the Medication resource. If the administration is not intended to be instantaneous (rate is present or timing has a duration), this can be specified to convey the total amount to be administered over the period of time as indicated by the schedule e.g. 500 ml in dose, with timing used to convey that this should be done over 4 hours.",
        "requirements" : "The amount of therapeutic or other substance given at one administration event.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.dose[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Range"
          },
          {
            "code" : "Quantity",
            "profile" : "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "rng-2",
            "severity" : "error",
            "human" : "If present, low SHALL have a lower value than high",
            "expression" : "low.empty() or high.empty() or (low <= high)",
            "xpath" : "not(exists(f:low/f:value/@value)) or not(exists(f:high/f:value/@value)) or (number(f:low/f:value/@value) <= number(f:high/f:value/@value))"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "NR and also possibly SN (but see also quantity)"
          },
          {
            "identity" : "rim",
            "map" : "IVL<QTY[not(type=\"TS\")]> [lowClosed=\"true\" and highClosed=\"true\"]or URG<QTY[not(type=\"TS\")]>"
          },
          {
            "identity" : "rim",
            "map" : ".doseQuantity"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod",
        "short" : "Upper limit on medication per unit of time",
        "definition" : "Upper limit on medication per unit of time.",
        "comment" : "This is intended for use as an adjunct to the dosage when there is an upper cap. For example \"2 tablets every 4 hours to a maximum of 8/day\".",
        "requirements" : "The maximum total quantity of a therapeutic substance that may be administered to a subject over the period of time. For example, 1000mg in 24 hours.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.maxDosePerPeriod",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Ratio"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "rat-1",
            "severity" : "error",
            "human" : "Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present",
            "expression" : "(numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())",
            "xpath" : "(count(f:numerator) = count(f:denominator)) and ((count(f:numerator) > 0) or (count(f:extension) > 0))"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "N/A"
          },
          {
            "identity" : "rim",
            "map" : "RTO"
          },
          {
            "identity" : "rim",
            "map" : ".maxDoseQuantity"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.id",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.extension",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator",
        "short" : "Numerator value",
        "definition" : "The value of the numerator.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Ratio.numerator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Quantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : ".numerator"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.id",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.extension",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.value",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.comparator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.system",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.code",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.numerator.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator",
        "short" : "Denominator value",
        "definition" : "The value of the denominator.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Ratio.denominator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Quantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : ".denominator"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.id",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.extension",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.value",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.comparator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.system",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.code",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerPeriod.denominator.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration",
        "short" : "Upper limit on medication per administration",
        "definition" : "Upper limit on medication per administration.",
        "comment" : "This is intended for use as an adjunct to the dosage when there is an upper cap. For example, a body surface area related dose with a maximum amount, such as 1.5 mg/m2 (maximum 2 mg) IV over 5 – 10 minutes would have doseQuantity of 1.5 mg/m2 and maxDosePerAdministration of 2 mg.",
        "requirements" : "The maximum total quantity of a therapeutic substance that may be administered to a subject per administration.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.maxDosePerAdministration",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Quantity",
            "profile" : "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key" : "sqty-1",
            "severity" : "error",
            "human" : "The comparator is not used on a SimpleQuantity",
            "expression" : "comparator.empty()",
            "xpath" : "not(exists(f:comparator))"
          }
        ],
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : "not supported"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.id",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.extension",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.value",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.comparator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "Not allowed to be used in this context",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "0",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.system",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.code",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerAdministration.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime",
        "short" : "Upper limit on medication per lifetime of the patient",
        "definition" : "Upper limit on medication per lifetime of the patient.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "requirements" : "The maximum total quantity of a therapeutic substance that may be administered per lifetime of the subject.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.maxDosePerLifetime",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Quantity",
            "profile" : "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key" : "sqty-1",
            "severity" : "error",
            "human" : "The comparator is not used on a SimpleQuantity",
            "expression" : "comparator.empty()",
            "xpath" : "not(exists(f:comparator))"
          }
        ],
        "isModifier" : false,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : "not supported"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.id",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.extension",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.value",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.comparator",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "Not allowed to be used in this context",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "0",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.system",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.code",
        "path" : "MedicationRequest.dosageInstruction.maxDosePerLifetime.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.rate[x]",
        "path" : "MedicationRequest.dosageInstruction.rate[x]",
        "short" : "Amount of medication per unit of time",
        "definition" : "Amount of medication per unit of time.",
        "comment" : "It is possible to supply both a rate and a doseQuantity to provide full details about how the medication is to be administered and supplied. If the rate is intended to change over time, depending on local rules/regulations, each change should be captured as a new version of the MedicationRequest with an updated rate, or captured with a new MedicationRequest with the new rate.",
        "requirements" : "Identifies the speed with which the medication was or will be introduced into the patient. Typically the rate for an infusion e.g. 100 ml per 1 hour or 100 ml/hr. May also be expressed as a rate per unit of time e.g. 500 ml per 2 hours. Other examples: 200 mcg/min or 200 mcg/1 minute; 1 liter/8 hours. Sometimes, a rate can imply duration when expressed as total volume / duration (e.g. 500mL/2 hours implies a duration of 2 hours). However, when rate doesn't imply duration (e.g. 250mL/hour), then the timing.repeat.duration is needed to convey the infuse over time period.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Dosage.rate[x]",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Ratio"
          },
          {
            "code" : "Range"
          },
          {
            "code" : "Quantity",
            "profile" : "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "rat-1",
            "severity" : "error",
            "human" : "Numerator and denominator SHALL both be present, or both are absent. If both are absent, there SHALL be some extension present",
            "expression" : "(numerator.empty() xor denominator.exists()) and (numerator.exists() or extension.exists())",
            "xpath" : "(count(f:numerator) = count(f:denominator)) and ((count(f:numerator) > 0) or (count(f:extension) > 0))"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "N/A"
          },
          {
            "identity" : "rim",
            "map" : "RTO"
          },
          {
            "identity" : "rim",
            "map" : ".rateQuantity"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest",
        "path" : "MedicationRequest.dispenseRequest",
        "short" : "Medication supply authorization",
        "definition" : "Indicates the specific details for the dispense or medication supply part of a medication request (also known as a Medication Prescription or Medication Order). Note that this information is not always sent with the order. There may be in some settings (e.g. hospitals) institutional or system support for completing the dispense details in the pharmacy department.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "BackboneElement"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx/MedicationPrescribed/ExpirationDate"
          },
          {
            "identity" : "rim",
            "map" : "component.supplyEvent"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.id",
        "path" : "MedicationRequest.dispenseRequest.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.extension",
        "path" : "MedicationRequest.dispenseRequest.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.modifierExtension",
        "path" : "MedicationRequest.dispenseRequest.modifierExtension",
        "short" : "Extensions that cannot be ignored",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "BackboneElement.modifierExtension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.validityPeriod",
        "path" : "MedicationRequest.dispenseRequest.validityPeriod",
        "short" : "Time period supply is authorized for",
        "definition" : "This indicates the validity period of a prescription (stale dating the Prescription).",
        "comment" : "It reflects the prescribers' perspective for the validity of the prescription. Dispenses must not be made against the prescription outside of this period. The lower-bound of the Dispensing Window signifies the earliest date that the prescription can be filled for the first time. If an upper-bound is not specified then the Prescription is open-ended or will default to a stale-date based on regulations.",
        "requirements" : "Indicates when the Prescription becomes valid, and when it ceases to be a dispensable Prescription.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest.validityPeriod",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Period"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "per-1",
            "severity" : "error",
            "human" : "If present, start SHALL have a lower value than end",
            "expression" : "start.empty() or end.empty() or (start <= end)",
            "xpath" : "not(exists(f:start)) or not(exists(f:end)) or (f:start/@value <= f:end/@value)"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR"
          },
          {
            "identity" : "rim",
            "map" : "IVL<TS>[lowClosed=\"true\" and highClosed=\"true\"] or URG<TS>[lowClosed=\"true\" and highClosed=\"true\"]"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx/MedicationPrescribed/Refills"
          },
          {
            "identity" : "rim",
            "map" : "effectiveTime"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.validityPeriod.id",
        "path" : "MedicationRequest.dispenseRequest.validityPeriod.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.validityPeriod.extension",
        "path" : "MedicationRequest.dispenseRequest.validityPeriod.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.validityPeriod.start",
        "path" : "MedicationRequest.dispenseRequest.validityPeriod.start",
        "short" : "Starting time with inclusive boundary",
        "definition" : "The start of the period. The boundary is inclusive.",
        "comment" : "If the low element is missing, the meaning is that the low boundary is not known.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Period.start",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "dateTime"
          }
        ],
        "condition" : [
          "ele-1",
          "per-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR.1"
          },
          {
            "identity" : "rim",
            "map" : "./low"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.validityPeriod.end",
        "path" : "MedicationRequest.dispenseRequest.validityPeriod.end",
        "short" : "End time with inclusive boundary, if not ongoing",
        "definition" : "The end of the period. If the end of the period is missing, it means that the period is ongoing. The start may be in the past, and the end date in the future, which means that period is expected/planned to end at that time.",
        "comment" : "The high value includes any matching date/time. i.e. 2012-02-03T10:00:00 is in a period that has a end value of 2012-02-03.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Period.end",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "dateTime"
          }
        ],
        "meaningWhenMissing" : "If the end of the period is missing, it means that the period is ongoing",
        "condition" : [
          "ele-1",
          "per-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "DR.2"
          },
          {
            "identity" : "rim",
            "map" : "./high"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.numberOfRepeatsAllowed",
        "path" : "MedicationRequest.dispenseRequest.numberOfRepeatsAllowed",
        "short" : "Number of refills authorized",
        "definition" : "An integer indicating the number of times, in addition to the original dispense, (aka refills or repeats) that the patient can receive the prescribed medication. Usage Notes: This integer does not include the original order dispense. This means that if an order indicates dispense 30 tablets plus \"3 repeats\", then the order can be dispensed a total of 4 times and the patient can receive a total of 120 tablets.",
        "comment" : "If displaying \"number of authorized fills\", add 1 to this number.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest.numberOfRepeatsAllowed",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "positiveInt"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx/MedicationPrescribed/Quantity"
          },
          {
            "identity" : "v2",
            "map" : "RXE-12-Number of Refills"
          },
          {
            "identity" : "rim",
            "map" : "repeatNumber"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity",
        "path" : "MedicationRequest.dispenseRequest.quantity",
        "short" : "Amount of medication to supply per dispense",
        "definition" : "The amount that is to be dispensed for one fill.",
        "comment" : "The context of use may frequently define what kind of quantity this is and therefore what kind of units can be used. The context of use may also restrict the values for the comparator.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest.quantity",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Quantity",
            "profile" : "http://hl7.org/fhir/StructureDefinition/SimpleQuantity"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key" : "sqty-1",
            "severity" : "error",
            "human" : "The comparator is not used on a SimpleQuantity",
            "expression" : "comparator.empty()",
            "xpath" : "not(exists(f:comparator))"
          }
        ],
        "isModifier" : false,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx/MedicationPrescribed/DaysSupply"
          },
          {
            "identity" : "v2",
            "map" : "RXD-4-Actual Dispense Amount / RXD-5.1-Actual Dispense Units.code / RXD-5.3-Actual Dispense Units.name of coding system"
          },
          {
            "identity" : "rim",
            "map" : "quantity"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.id",
        "path" : "MedicationRequest.dispenseRequest.quantity.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.extension",
        "path" : "MedicationRequest.dispenseRequest.quantity.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.extension:quantityText",
        "path" : "MedicationRequest.dispenseRequest.quantity.extension",
        "sliceName" : "quantityText",
        "short" : "Quantity representation",
        "definition" : "Quantity representation.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationQuantityText-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.value",
        "path" : "MedicationRequest.dispenseRequest.quantity.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.comparator",
        "path" : "MedicationRequest.dispenseRequest.quantity.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "Not allowed to be used in this context",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "0",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dispenseRequest.quantity.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.system",
        "path" : "MedicationRequest.dispenseRequest.quantity.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.code",
        "path" : "MedicationRequest.dispenseRequest.quantity.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration",
        "short" : "Number of days supply per dispense",
        "definition" : "Identifies the period time over which the supplied product is expected to be used, or the length of time the dispense is expected to last.",
        "comment" : "In some situations, this attribute may be used instead of quantity to identify the amount supplied by how long it is expected to last, rather than the physical quantity issued, e.g. 90 days supply of medication (based on an ordered dosage) When possible, it is always better to specify quantity, as this tends to be more precise. expectedSupplyDuration will always be an estimate that can be influenced by external factors.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Duration"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "qty-3",
            "severity" : "error",
            "human" : "If a code for the unit is present, the system SHALL also be present",
            "expression" : "code.empty() or system.exists()",
            "xpath" : "not(exists(f:code)) or exists(f:system)"
          },
          {
            "key" : "drt-1",
            "severity" : "error",
            "human" : "There SHALL be a code if there is a value and it SHALL be an expression of time. If system is present, it SHALL be UCUM.",
            "expression" : "code.exists() implies ((system = %ucum) and value.exists())",
            "xpath" : "(f:code or not(f:value)) and (not(exists(f:system)) or f:system/@value='http://unitsofmeasure.org')"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN (see also Range) or CQ"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ>, MO, CO, depending on the values"
          },
          {
            "identity" : "rim",
            "map" : "PQ, IVL<PQ> depending on the values"
          },
          {
            "identity" : "script10.6",
            "map" : "Message/Body/NewRx/MedicationPrescribed/Substitutions"
          },
          {
            "identity" : "rim",
            "map" : "expectedUseTime"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.id",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.extension",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "short" : "Numerical value (with implicit precision)",
        "definition" : "The value of the measured amount. The value includes an implicit precision in the presentation of the value.",
        "comment" : "The implicit precision in the value should always be honored. Monetary values have their own rules for handling precision (refer to standard accounting text books).",
        "requirements" : "Precision is handled implicitly in almost all cases of measurement.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Quantity.value",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "decimal"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.2 / CQ - N/A"
          },
          {
            "identity" : "rim",
            "map" : "PQ.value, CO.value, MO.value, IVL.high or IVL.low depending on the value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.comparator",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.comparator",
        "short" : "< | <= | >= | > - how to understand the value",
        "definition" : "How the value should be understood and represented - whether the actual value is greater or less than the stated value due to measurement issues; e.g. if the comparator is \"<\" , then the real value is < stated value.",
        "comment" : "This is labeled as \"Is Modifier\" because the comparator modifies the interpretation of the value significantly. If there is no comparator, then there is no modification of the value.",
        "requirements" : "Need a framework for handling measures where the value is <5ug/L or >400mg/L due to the limitations of measuring methodology.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.comparator",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "meaningWhenMissing" : "If there is no comparator, then there is no modification of the value",
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "QuantityComparator"
            }
          ],
          "strength" : "required",
          "description" : "How the Quantity should be understood and represented.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/quantity-comparator"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "SN.1 / CQ.1"
          },
          {
            "identity" : "rim",
            "map" : "IVL properties"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.unit",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.unit",
        "short" : "Unit representation",
        "definition" : "A human-readable form of the unit.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "There are many representations for units of measure and in many contexts, particular representations are fixed and required. I.e. mcg for micrograms.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Quantity.unit",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.unit"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "short" : "System that defines coded unit form",
        "definition" : "The identification of the system that provides the coded form of the unit.",
        "comment" : "see http://en.wikipedia.org/wiki/Uniform_resource_identifier",
        "requirements" : "Need to know the system that defines the coded form of the unit.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Quantity.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "fixedUri" : "http://unitsofmeasure.org",
        "condition" : [
          "ele-1",
          "qty-3"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "CO.codeSystem, PQ.translation.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "short" : "Coded form of the unit",
        "definition" : "A computer processable form of the unit in some unit representation system.",
        "comment" : "The preferred system is UCUM, but SNOMED CT can also be used (for customary units) or ISO 4217 for currency. The context of use may additionally require a code from a particular system.",
        "requirements" : "Need a computable form of the unit that is fixed across all forms. UCUM provides this for quantities, but SNOMED CT provides many units of interest.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "Quantity.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "binding" : {
          "strength" : "required",
          "description" : "A unit of time (units from UCUM).",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/units-of-time"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "(see OBX.6 etc.) / CQ.2"
          },
          {
            "identity" : "rim",
            "map" : "PQ.code, MO.currency, PQ.translation.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer",
        "path" : "MedicationRequest.dispenseRequest.performer",
        "short" : "Intended dispenser",
        "definition" : "Indicates the intended dispensing Organization specified by the prescriber.",
        "comment" : "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.dispenseRequest.performer",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "rim",
            "map" : ".outboundRelationship[typeCode=COMP].target[classCode=SPLY, moodCode=RQO] .participation[typeCode=PRF].role[scoper.determinerCode=INSTANCE]"
          },
          {
            "identity" : "w5",
            "map" : "who"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer.id",
        "path" : "MedicationRequest.dispenseRequest.performer.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer.extension",
        "path" : "MedicationRequest.dispenseRequest.performer.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer.reference",
        "path" : "MedicationRequest.dispenseRequest.performer.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
        "definition" : "A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources.",
        "comment" : "Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries. Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure \"/[type]/[id]\" then it should be assumed that the reference is to a FHIR RESTful server.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.reference",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1",
          "ref-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer.identifier",
        "path" : "MedicationRequest.dispenseRequest.performer.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there is no way to reference the other resource directly, either because the entity is not available through a FHIR server, or because there is no way for the author of the resource to convert a known identifier to an actual location. There is no requirement that a Reference.identifier point to something that is actually exposed as a FHIR instance, but it SHALL point to a business concept that would be expected to be exposed as a FHIR instance, and that instance would need to be of a FHIR resource type allowed by the reference.",
        "comment" : "When an identifier is provided in place of a reference, any system processing the reference will only be able to resolve the identifier to a reference if it understands the business context in which the identifier is used. Sometimes this is global (e.g. a national identifier) but often it is not. For this reason, none of the useful mechanisms described for working with references (e.g. chaining, includes) are possible, nor should servers be expected to be able resolve the reference. Servers may accept an identifier based reference untouched, resolve it, and/or reject it - see CapabilityStatement.rest.resource.referencePolicy. \n\nWhen both an identifier and a literal reference are provided, the literal reference is preferred. Applications processing the resource are allowed - but not required - to check that the identifier matches the literal reference\n\nApplications converting a logical reference to a literal reference may choose to leave the logical reference present, or remove it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.identifier",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "rim",
            "map" : ".identifier"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dispenseRequest.performer.display",
        "short" : "Text alternative for the resource",
        "definition" : "Plain text narrative that identifies the resource in addition to the resource reference.",
        "comment" : "This is generally not the same as the Resource.text of the referenced resource. The purpose is to identify what's being referenced, not to fully describe it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution",
        "path" : "MedicationRequest.substitution",
        "short" : "Any restrictions on medication substitution",
        "definition" : "Indicates whether or not substitution can or should be part of the dispense. In some cases substitution must happen, in other cases substitution must not happen. This block explains the prescriber's intent. If nothing is specified substitution may be done.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.substitution",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "BackboneElement"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "script10.6",
            "map" : "specific values within Message/Body/NewRx/MedicationPrescribed/Substitutions"
          },
          {
            "identity" : "rim",
            "map" : "subjectOf.substitutionPersmission"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.id",
        "path" : "MedicationRequest.substitution.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.extension",
        "path" : "MedicationRequest.substitution.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.modifierExtension",
        "path" : "MedicationRequest.substitution.modifierExtension",
        "short" : "Extensions that cannot be ignored",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element, and that modifies the understanding of the element that contains it. Usually modifier elements provide negation or qualification. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content",
          "modifiers"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "BackboneElement.modifierExtension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "isModifier" : true,
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.allowed",
        "path" : "MedicationRequest.substitution.allowed",
        "short" : "Whether substitution is allowed or not",
        "definition" : "True if the prescriber allows a different drug to be dispensed from what was prescribed.",
        "comment" : "This element is labeled as a modifer because whether substitution is allow or not cannot be ignored.",
        "min" : 1,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.substitution.allowed",
          "min" : 1,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isModifier" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "script10.6",
            "map" : "specific values within Message/Body/NewRx/MedicationPrescribed/Substitutions"
          },
          {
            "identity" : "v2",
            "map" : "RXO-9-Allow Substitutions / RXE-9-Substitution Status"
          },
          {
            "identity" : "rim",
            "map" : "code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason",
        "path" : "MedicationRequest.substitution.reason",
        "short" : "Why should (not) substitution be made",
        "definition" : "Indicates the reason for the substitution, or why substitution must or must not be performed.",
        "comment" : "Not all terminology uses fit this general pattern. In some cases, models should not use CodeableConcept and use Coding directly and provide their own structure for managing text, codings, translations and the relationship between elements and pre- and post-coordination.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.substitution.reason",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "CodeableConcept"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "MedicationIntendedSubstitutionReason"
            }
          ],
          "strength" : "example",
          "description" : "A coded concept describing the reason that a different medication should (or should not) be substituted from what was prescribed.",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/v3-SubstanceAdminSubstitutionReason"
          }
        },
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE"
          },
          {
            "identity" : "rim",
            "map" : "CD"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept rdfs:subClassOf dt:CD"
          },
          {
            "identity" : "script10.6",
            "map" : "not mapped"
          },
          {
            "identity" : "v2",
            "map" : "RXE-9 Substition status"
          },
          {
            "identity" : "rim",
            "map" : "reasonCode"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.id",
        "path" : "MedicationRequest.substitution.reason.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.extension",
        "path" : "MedicationRequest.substitution.reason.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding",
        "path" : "MedicationRequest.substitution.reason.coding",
        "short" : "Code defined by a terminology system",
        "definition" : "A reference to a code defined by a terminology system.",
        "comment" : "Codes may be defined very casually in enumerations, or code lists, up to very formal definitions such as SNOMED CT - see the HL7 v3 Core Principles for more information. Ordering of codings is undefined and SHALL NOT be used to infer meaning. Generally, at most only one of the coding values will be labeled as UserSelected = true.",
        "requirements" : "Allows for translations and alternate encodings within a code system. Also supports communication of the same instance to systems requiring different encodings.",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "CodeableConcept.coding",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Coding"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CE/CNE/CWE subset one of the sets of component 1-3 or 4-6"
          },
          {
            "identity" : "rim",
            "map" : "CV"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding rdfs:subClassOf dt:CDCoding"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1-8, C*E.10-22"
          },
          {
            "identity" : "rim",
            "map" : "union(., ./translation)"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.coding rdfs:subPropertyOf dt:CD.coding"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.id",
        "path" : "MedicationRequest.substitution.reason.coding.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.extension",
        "path" : "MedicationRequest.substitution.reason.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.system",
        "path" : "MedicationRequest.substitution.reason.coding.system",
        "short" : "Identity of the terminology system",
        "definition" : "The identification of the code system that defines the meaning of the symbol in the code.",
        "comment" : "The URI may be an OID (urn:oid:...) or a UUID (urn:uuid:...). OIDs and UUIDs SHALL be references to the HL7 OID registry. Otherwise, the URI should come from HL7's list of FHIR defined special URIs or it should de-reference to some definition that establish the system clearly and unambiguously.",
        "requirements" : "Need to be unambiguous about the source of the definition of the symbol.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.system",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "uri"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.3"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystem"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.system rdfs:subPropertyOf dt:CDCoding.codeSystem"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.version",
        "path" : "MedicationRequest.substitution.reason.coding.version",
        "short" : "Version of the system - if relevant",
        "definition" : "The version of the code system which was used when choosing this code. Note that a well-maintained code system does not need the version reported, because the meaning of codes is consistent across versions. However this cannot consistently be assured. and when the meaning is not guaranteed to be consistent, the version SHOULD be exchanged.",
        "comment" : "Where the terminology does not clearly define what string should be used to identify code system versions, the recommendation is to use the date (expressed in FHIR date format) on which that version was officially published as the version date.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.version",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.7"
          },
          {
            "identity" : "rim",
            "map" : "./codeSystemVersion"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.version rdfs:subPropertyOf dt:CDCoding.codeSystemVersion"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.code",
        "path" : "MedicationRequest.substitution.reason.coding.code",
        "short" : "Symbol in syntax defined by the system",
        "definition" : "A symbol in syntax defined by the system. The symbol may be a predefined code or an expression in a syntax defined by the coding system (e.g. post-coordination).",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to refer to a particular code in the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.code",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "code"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.1"
          },
          {
            "identity" : "rim",
            "map" : "./code"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.code rdfs:subPropertyOf dt:CDCoding.code"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.substitution.reason.coding.display",
        "short" : "Representation defined by the system",
        "definition" : "A representation of the meaning of the code in the system, following the rules of the system.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "requirements" : "Need to be able to carry a human-readable meaning of the code for readers that do not know the system.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.2 - but note this is not well followed"
          },
          {
            "identity" : "rim",
            "map" : "CV.displayName"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.display rdfs:subPropertyOf dt:CDCoding.displayName"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.coding.userSelected",
        "path" : "MedicationRequest.substitution.reason.coding.userSelected",
        "short" : "If this coding was chosen directly by the user",
        "definition" : "Indicates that this coding was chosen by a user directly - i.e. off a pick list of available items (codes or displays).",
        "comment" : "Amongst a set of alternatives, a directly chosen code is the most appropriate starting point for new translations. There is some ambiguity about what exactly 'directly chosen' implies, and trading partner agreement may be needed to clarify the use of this element and its consequences more completely.",
        "requirements" : "This has been identified as a clinical safety criterium - that this exact system/code pair was chosen explicitly, rather than inferred by the system based on some rules or language processing.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Coding.userSelected",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "boolean"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "Sometimes implied by being first"
          },
          {
            "identity" : "rim",
            "map" : "CD.codingRationale"
          },
          {
            "identity" : "orim",
            "map" : "fhir:Coding.userSelected fhir:mapsTo dt:CDCoding.codingRationale. fhir:Coding.userSelected fhir:hasMap fhir:Coding.userSelected.map. fhir:Coding.userSelected.map a fhir:Map; fhir:target dt:CDCoding.codingRationale. fhir:Coding.userSelected\\#true a [ fhir:source \"true\"; fhir:target dt:CDCoding.codingRationale\\#O ]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.substitution.reason.text",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.substitution.reason.text",
        "short" : "Plain text representation of the concept",
        "definition" : "A human language representation of the concept as seen/selected/uttered by the user who entered the data and/or which represents the intended meaning of the user.",
        "comment" : "Very often the text is the same as a displayName of one of the codings.",
        "requirements" : "The codes from the terminologies do not always capture the correct meaning with all the nuances of the human using them, or sometimes there is no appropriate code at all. In these cases, the text is used to capture the full meaning of the source.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "CodeableConcept.text",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "C*E.9. But note many systems use C*E.2 for this"
          },
          {
            "identity" : "rim",
            "map" : "./originalText[mediaType/code=\"text/plain\"]/data"
          },
          {
            "identity" : "orim",
            "map" : "fhir:CodeableConcept.text rdfs:subPropertyOf dt:CD.originalText"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription",
        "path" : "MedicationRequest.priorPrescription",
        "short" : "An order/prescription that is being replaced",
        "definition" : "A link to a resource representing an earlier order related order or prescription.",
        "comment" : "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "MedicationRequest.priorPrescription",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "workflow",
            "map" : "…replaces"
          },
          {
            "identity" : "script10.6",
            "map" : "not mapped"
          },
          {
            "identity" : "rim",
            "map" : ".outboundRelationship[typeCode=?RPLC or ?SUCC]/target[classCode=SBADM,moodCode=RQO]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription.id",
        "path" : "MedicationRequest.priorPrescription.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription.extension",
        "path" : "MedicationRequest.priorPrescription.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription.reference",
        "path" : "MedicationRequest.priorPrescription.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
        "definition" : "A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources.",
        "comment" : "Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries. Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure \"/[type]/[id]\" then it should be assumed that the reference is to a FHIR RESTful server.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.reference",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1",
          "ref-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription.identifier",
        "path" : "MedicationRequest.priorPrescription.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there is no way to reference the other resource directly, either because the entity is not available through a FHIR server, or because there is no way for the author of the resource to convert a known identifier to an actual location. There is no requirement that a Reference.identifier point to something that is actually exposed as a FHIR instance, but it SHALL point to a business concept that would be expected to be exposed as a FHIR instance, and that instance would need to be of a FHIR resource type allowed by the reference.",
        "comment" : "When an identifier is provided in place of a reference, any system processing the reference will only be able to resolve the identifier to a reference if it understands the business context in which the identifier is used. Sometimes this is global (e.g. a national identifier) but often it is not. For this reason, none of the useful mechanisms described for working with references (e.g. chaining, includes) are possible, nor should servers be expected to be able resolve the reference. Servers may accept an identifier based reference untouched, resolve it, and/or reject it - see CapabilityStatement.rest.resource.referencePolicy. \n\nWhen both an identifier and a literal reference are provided, the literal reference is preferred. Applications processing the resource are allowed - but not required - to check that the identifier matches the literal reference\n\nApplications converting a logical reference to a literal reference may choose to leave the logical reference present, or remove it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.identifier",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "rim",
            "map" : ".identifier"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.priorPrescription.display",
        "short" : "Text alternative for the resource",
        "definition" : "Plain text narrative that identifies the resource in addition to the resource reference.",
        "comment" : "This is generally not the same as the Resource.text of the referenced resource. The purpose is to identify what's being referenced, not to fully describe it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue",
        "path" : "MedicationRequest.detectedIssue",
        "short" : "Clinical Issue with action",
        "definition" : "Indicates an actual or potential clinical issue with or between one or more active or proposed clinical actions for a patient; e.g. Drug-drug interaction, duplicate therapy, dosage alert etc.",
        "comment" : "References SHALL be a reference to an actual FHIR resource, and SHALL be resolveable (allowing for access control, temporary unavailability, etc). Resolution can be either by retrieval from the URL, or, where applicable by resource type, by treating an absolute reference as a canonical URL and looking it up in a local registry/repository.",
        "alias" : [
          "Contraindication",
          "Drug Utilization Review (DUR)",
          "Alert"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "MedicationRequest.detectedIssue",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/DetectedIssue"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "rim",
            "map" : ".inboundRelationship[typeCode=SUBJ]/source[classCode=ALRT,moodCode=EVN].value"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue.id",
        "path" : "MedicationRequest.detectedIssue.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue.extension",
        "path" : "MedicationRequest.detectedIssue.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue.reference",
        "path" : "MedicationRequest.detectedIssue.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
        "definition" : "A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources.",
        "comment" : "Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries. Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure \"/[type]/[id]\" then it should be assumed that the reference is to a FHIR RESTful server.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.reference",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1",
          "ref-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue.identifier",
        "path" : "MedicationRequest.detectedIssue.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there is no way to reference the other resource directly, either because the entity is not available through a FHIR server, or because there is no way for the author of the resource to convert a known identifier to an actual location. There is no requirement that a Reference.identifier point to something that is actually exposed as a FHIR instance, but it SHALL point to a business concept that would be expected to be exposed as a FHIR instance, and that instance would need to be of a FHIR resource type allowed by the reference.",
        "comment" : "When an identifier is provided in place of a reference, any system processing the reference will only be able to resolve the identifier to a reference if it understands the business context in which the identifier is used. Sometimes this is global (e.g. a national identifier) but often it is not. For this reason, none of the useful mechanisms described for working with references (e.g. chaining, includes) are possible, nor should servers be expected to be able resolve the reference. Servers may accept an identifier based reference untouched, resolve it, and/or reject it - see CapabilityStatement.rest.resource.referencePolicy. \n\nWhen both an identifier and a literal reference are provided, the literal reference is preferred. Applications processing the resource are allowed - but not required - to check that the identifier matches the literal reference\n\nApplications converting a logical reference to a literal reference may choose to leave the logical reference present, or remove it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.identifier",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "rim",
            "map" : ".identifier"
          }
        ]
      },
      {
        "id" : "MedicationRequest.detectedIssue.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.detectedIssue.display",
        "short" : "Text alternative for the resource",
        "definition" : "Plain text narrative that identifies the resource in addition to the resource reference.",
        "comment" : "This is generally not the same as the Resource.text of the referenced resource. The purpose is to identify what's being referenced, not to fully describe it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory",
        "path" : "MedicationRequest.eventHistory",
        "short" : "A list of events of interest in the lifecycle",
        "definition" : "Links to Provenance records for past versions of this resource or fulfilling request or event resources that identify key state transitions or updates that are likely to be relevant to a user looking at the current version of the resource.",
        "comment" : "This may not include provenances for all versions of the request – only those deemed “relevant” or important. This SHALL NOT include the Provenance associated with this current version of the resource. (If that provenance is deemed to be a “relevant” change, it will need to be added as part of a later update. Until then, it can be queried directly as the Provenance that points to this version using _revinclude All Provenances should have some historical version of this Request as their subject.).",
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "MedicationRequest.eventHistory",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/Provenance"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ref-1",
            "severity" : "error",
            "human" : "SHALL have a contained resource if a local reference is provided",
            "expression" : "reference.startsWith('#').not() or (reference.substring(1).trace('url') in %resource.contained.id.trace('ids'))",
            "xpath" : "not(starts-with(f:reference/@value, '#')) or exists(ancestor::*[self::f:entry or self::f:parameter]/f:resource/f:*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')]|/*/f:contained/f:*[f:id/@value=substring-after(current()/f:reference/@value, '#')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "The target of a resource reference is a RIM entry point (Act, Role, or Entity)"
          },
          {
            "identity" : "workflow",
            "map" : "…relevantHistory"
          },
          {
            "identity" : "rim",
            "map" : ".inboundRelationship(typeCode=SUBJ].source[classCode=CACT, moodCode=EVN]"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory.id",
        "path" : "MedicationRequest.eventHistory.id",
        "representation" : [
          "xmlAttr"
        ],
        "short" : "xml:id (or equivalent in JSON)",
        "definition" : "unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "comment" : "Note that FHIR strings may not exceed 1MB in size",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Element.id",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory.extension",
        "path" : "MedicationRequest.eventHistory.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "description" : "Extensions are always sliced by (at least) url",
          "rules" : "open"
        },
        "short" : "Additional Content defined by implementations",
        "definition" : "May be used to represent additional information that is not part of the basic definition of the element. In order to make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment" : "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions. The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias" : [
          "extensions",
          "user content"
        ],
        "min" : 0,
        "max" : "*",
        "base" : {
          "path" : "Element.extension",
          "min" : 0,
          "max" : "*"
        },
        "type" : [
          {
            "code" : "Extension"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          },
          {
            "key" : "ext-1",
            "severity" : "error",
            "human" : "Must have either extensions or value[x], not both",
            "expression" : "extension.exists() != value.exists()",
            "xpath" : "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])"
          }
        ],
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory.reference",
        "path" : "MedicationRequest.eventHistory.reference",
        "short" : "Literal reference, Relative, internal or absolute URL",
        "definition" : "A reference to a location at which the other resource is found. The reference may be a relative reference, in which case it is relative to the service base URL, or an absolute URL that resolves to the location where the resource is found. The reference may be version specific or not. If the reference is not to a FHIR RESTful server, then it should be assumed to be version specific. Internal fragment references (start with '#') refer to contained resources.",
        "comment" : "Using absolute URLs provides a stable scalable approach suitable for a cloud/web context, while using relative/logical references provides a flexible approach suitable for use when trading across closed eco-system boundaries. Absolute URLs do not need to point to a FHIR RESTful server, though this is the preferred approach. If the URL conforms to the structure \"/[type]/[id]\" then it should be assumed that the reference is to a FHIR RESTful server.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.reference",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1",
          "ref-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory.identifier",
        "path" : "MedicationRequest.eventHistory.identifier",
        "short" : "Logical reference, when literal reference is not known",
        "definition" : "An identifier for the other resource. This is used when there is no way to reference the other resource directly, either because the entity is not available through a FHIR server, or because there is no way for the author of the resource to convert a known identifier to an actual location. There is no requirement that a Reference.identifier point to something that is actually exposed as a FHIR instance, but it SHALL point to a business concept that would be expected to be exposed as a FHIR instance, and that instance would need to be of a FHIR resource type allowed by the reference.",
        "comment" : "When an identifier is provided in place of a reference, any system processing the reference will only be able to resolve the identifier to a reference if it understands the business context in which the identifier is used. Sometimes this is global (e.g. a national identifier) but often it is not. For this reason, none of the useful mechanisms described for working with references (e.g. chaining, includes) are possible, nor should servers be expected to be able resolve the reference. Servers may accept an identifier based reference untouched, resolve it, and/or reject it - see CapabilityStatement.rest.resource.referencePolicy. \n\nWhen both an identifier and a literal reference are provided, the literal reference is preferred. Applications processing the resource are allowed - but not required - to check that the identifier matches the literal reference\n\nApplications converting a logical reference to a literal reference may choose to leave the logical reference present, or remove it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.identifier",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "Identifier"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "v2",
            "map" : "CX / EI (occasionally, more often EI maps to a resource id or a URL)"
          },
          {
            "identity" : "rim",
            "map" : "II - see see identifier pattern at http://wiki.hl7.org/index.php?title=Common_Design_Patterns#Identifier_Pattern for relevant discussion. The Identifier class is a little looser than the v3 type II because it allows URIs as well as registered OIDs or GUIDs. Also maps to Role[classCode=IDENT]"
          },
          {
            "identity" : "servd",
            "map" : "Identifier"
          },
          {
            "identity" : "rim",
            "map" : ".identifier"
          }
        ]
      },
      {
        "id" : "MedicationRequest.eventHistory.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.eventHistory.display",
        "short" : "Text alternative for the resource",
        "definition" : "Plain text narrative that identifies the resource in addition to the resource reference.",
        "comment" : "This is generally not the same as the Resource.text of the referenced resource. The purpose is to identify what's being referenced, not to fully describe it.",
        "min" : 0,
        "max" : "1",
        "base" : {
          "path" : "Reference.display",
          "min" : 0,
          "max" : "1"
        },
        "type" : [
          {
            "code" : "string"
          }
        ],
        "condition" : [
          "ele-1"
        ],
        "constraint" : [
          {
            "key" : "ele-1",
            "severity" : "error",
            "human" : "All FHIR elements must have a @value or children",
            "expression" : "hasValue() | (children().count() > id.count())",
            "xpath" : "@value|f:*|h:div"
          }
        ],
        "isSummary" : true,
        "mapping" : [
          {
            "identity" : "rim",
            "map" : "n/a"
          },
          {
            "identity" : "rim",
            "map" : "N/A"
          }
        ]
      }
    ]
  },
  "differential" : {
    "element" : [
      {
        "id" : "MedicationRequest.extension",
        "path" : "MedicationRequest.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.extension:repeatInformation",
        "path" : "MedicationRequest.extension",
        "sliceName" : "repeatInformation",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationRepeatInformation-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension:statusReason",
        "path" : "MedicationRequest.extension",
        "sliceName" : "statusReason",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationStatusReason-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.extension:prescriptionType",
        "path" : "MedicationRequest.extension",
        "sliceName" : "prescriptionType",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-PrescriptionType-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.identifier.system",
        "path" : "MedicationRequest.identifier.system",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.identifier.value",
        "path" : "MedicationRequest.identifier.value",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.identifier.assigner",
        "path" : "MedicationRequest.identifier.assigner",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.basedOn",
        "path" : "MedicationRequest.basedOn",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/CarePlan"
          },
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/ProcedureRequest"
          },
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/ReferralRequest"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.groupIdentifier.assigner",
        "path" : "MedicationRequest.groupIdentifier.assigner",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.medicationReference:medicationReference",
        "path" : "MedicationRequest.medicationReference",
        "sliceName" : "medicationReference",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Medication-1"
          }
        ],
        "binding" : {
          "extension" : [
            {
              "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
              "valueString" : "MedicationCode"
            }
          ],
          "strength" : "example",
          "valueSetUri" : "http://hl7.org/fhir/ValueSet/medication-codes"
        }
      },
      {
        "id" : "MedicationRequest.subject",
        "path" : "MedicationRequest.subject",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/Group"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.context",
        "path" : "MedicationRequest.context",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/EpisodeOfCare"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Encounter-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.requester.agent",
        "path" : "MedicationRequest.requester.agent",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/RelatedPerson"
          },
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/Device"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.requester.onBehalfOf",
        "path" : "MedicationRequest.requester.onBehalfOf",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.recorder",
        "path" : "MedicationRequest.recorder",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.reasonReference",
        "path" : "MedicationRequest.reasonReference",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Condition-1"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Observation-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.note.author[x]",
        "path" : "MedicationRequest.note.author[x]",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "http://hl7.org/fhir/StructureDefinition/RelatedPerson"
          },
          {
            "code" : "string"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Patient-1"
          },
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Practitioner-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "system"
            }
          ],
          "ordered" : false,
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding",
        "sliceName" : "snomedCT",
        "max" : "1"
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.extension",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.extension:snomedCTDescriptionID",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.extension",
        "sliceName" : "snomedCTDescriptionID",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.system",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.system",
        "min" : 1,
        "fixedUri" : "http://snomed.info/sct"
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.code",
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.code",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.dosageInstruction.additionalInstruction.coding:snomedCT.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.additionalInstruction.coding.display",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding",
        "path" : "MedicationRequest.dosageInstruction.route.coding",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "system"
            }
          ],
          "ordered" : false,
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT",
        "path" : "MedicationRequest.dosageInstruction.route.coding",
        "sliceName" : "snomedCT",
        "max" : "1",
        "binding" : {
          "strength" : "preferred",
          "description" : "A code from the SNOMED Clinical Terminology UK coding system that describes the e-Prescribing route of administration.",
          "valueSetReference" : {
            "reference" : "https://fhir.hl7.org.uk/STU3/ValueSet/CareConnect-MedicationDosageRoute-1"
          }
        }
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.extension",
        "path" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.extension:snomedCTDescriptionID",
        "path" : "MedicationRequest.dosageInstruction.route.coding.extension",
        "sliceName" : "snomedCTDescriptionID",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.system",
        "path" : "MedicationRequest.dosageInstruction.route.coding.system",
        "min" : 1,
        "fixedUri" : "http://snomed.info/sct"
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.code",
        "path" : "MedicationRequest.dosageInstruction.route.coding.code",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.dosageInstruction.route.coding:snomedCT.display",
        "extension" : [
          {
            "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-translatable",
            "valueBoolean" : true
          }
        ],
        "path" : "MedicationRequest.dosageInstruction.route.coding.display",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.extension",
        "path" : "MedicationRequest.dispenseRequest.quantity.extension",
        "slicing" : {
          "discriminator" : [
            {
              "type" : "value",
              "path" : "url"
            }
          ],
          "rules" : "open"
        }
      },
      {
        "id" : "MedicationRequest.dispenseRequest.quantity.extension:quantityText",
        "path" : "MedicationRequest.dispenseRequest.quantity.extension",
        "sliceName" : "quantityText",
        "max" : "1",
        "type" : [
          {
            "code" : "Extension",
            "profile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-MedicationQuantityText-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.value",
        "min" : 1
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.system",
        "min" : 1,
        "fixedUri" : "http://unitsofmeasure.org"
      },
      {
        "id" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "path" : "MedicationRequest.dispenseRequest.expectedSupplyDuration.code",
        "min" : 1,
        "binding" : {
          "strength" : "required",
          "description" : "A unit of time (units from UCUM).",
          "valueSetReference" : {
            "reference" : "http://hl7.org/fhir/ValueSet/units-of-time"
          }
        }
      },
      {
        "id" : "MedicationRequest.dispenseRequest.performer",
        "path" : "MedicationRequest.dispenseRequest.performer",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1"
          }
        ]
      },
      {
        "id" : "MedicationRequest.priorPrescription",
        "path" : "MedicationRequest.priorPrescription",
        "type" : [
          {
            "code" : "Reference",
            "targetProfile" : "https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-MedicationRequest-1"
          }
        ]
      }
    ]
  },
  "text" : {
  }
}

XIG built as of ??metadata-date??. Found ??metadata-resources?? resources in ??metadata-packages?? packages.