FHIR © HL7.org  |  FHIRsmith 4.0.1  |  Server Home  |  XIG Home  |  XIG Stats  | 

FHIR IG analytics

Packageau.digitalhealth.cda.schema
Resource TypeStructureDefinition
IdStructureDefinition-II.json
FHIR VersionR5
Sourcehttps://build.fhir.org/ig/AuDigitalHealth/cda-au-schema/StructureDefinition-II.html
URLhttp://hl7.org/cda/stds/core/StructureDefinition/II
Version1.0.1
Statusactive
Date2025-12-04T21:33:04+00:00
NameII
TitleII: InstanceIdentifier (V3 Data Type)
Realmau
Authoritynational
DescriptionAn identifier that uniquely identifies a thing or object. Examples are object identifier for HL7 RIM objects, medical record number, order id, service catalog item id, Vehicle Identification Number (VIN), etc. Instance identifiers are defined based on ISO object identifiers.
Typehttp://hl7.org/cda/stds/core/StructureDefinition/II
Kindlogical

Resources that use this resource

StructureDefinition
au.digitalhealth.cda.schema#currentActAct (CDA Class)
au.digitalhealth.cda.schema#currentAlternateIdentificationAlternateIdentification (CDA Class)
au.digitalhealth.cda.schema#currentAssignedAuthorAssignedAuthor (CDA Class)
au.digitalhealth.cda.schema#currentAssignedEntityAssignedEntity (CDA Class)
au.digitalhealth.cda.schema#currentAssociatedEntityAssociatedEntity (CDA Class)
au.digitalhealth.cda.schema#currentClinicalDocumentClinicalDocument (CDA Class)
au.digitalhealth.cda.schema#currentConsentConsent (CDA Class)
au.digitalhealth.cda.schema#currentCriterionCriterion (CDA Class)
au.digitalhealth.cda.schema#currentCustodianOrganizationCustodianOrganization (CDA Class)
au.digitalhealth.cda.schema#currentEncompassingEncounterEncompassingEncounter (CDA Class)
au.digitalhealth.cda.schema#currentEncounterEncounter (CDA Class)
au.digitalhealth.cda.schema#currentEntityEntity (CDA Class)
au.digitalhealth.cda.schema#currentExternalActExternalAct (CDA Class)
au.digitalhealth.cda.schema#currentExternalDocumentExternalDocument (CDA Class)
au.digitalhealth.cda.schema#currentExternalObservationExternalObservation (CDA Class)
au.digitalhealth.cda.schema#currentExternalProcedureExternalProcedure (CDA Class)
au.digitalhealth.cda.schema#currentGuardianGuardian (CDA Class)
au.digitalhealth.cda.schema#currentHealthCareFacilityHealthCareFacility (CDA Class)
au.digitalhealth.cda.schema#currentInFulfillmentOf1InFulfillmentOf1 (CDA Class)
au.digitalhealth.cda.schema#currentInfrastructureRootInfrastructureRoot (Base Type for all CDA Classes)
au.digitalhealth.cda.schema#currentIntendedRecipientIntendedRecipient (CDA Class)
au.digitalhealth.cda.schema#currentManufacturedProductManufacturedProduct (CDA Class)
au.digitalhealth.cda.schema#currentObservationObservation (CDA Class)
au.digitalhealth.cda.schema#currentObservationMediaObservationMedia (CDA Class)
au.digitalhealth.cda.schema#currentObservationRangeObservationRange (CDA Class)
au.digitalhealth.cda.schema#currentOrderOrder (CDA Class)
au.digitalhealth.cda.schema#currentOrganizationOrganization (CDA Class)
au.digitalhealth.cda.schema#currentOrganizationPartOfOrganizationPartOf (CDA Class)
au.digitalhealth.cda.schema#currentOrganizerOrganizer (CDA Class)
au.digitalhealth.cda.schema#currentParentDocumentParentDocument (CDA Class)
au.digitalhealth.cda.schema#currentParticipantRoleParticipantRole (CDA Class)
au.digitalhealth.cda.schema#currentPatientPatient (CDA Class)
au.digitalhealth.cda.schema#currentPatientRolePatientRole (CDA Class)
au.digitalhealth.cda.schema#currentPolicyOrAccountAgency extension PolicyOrAccount
au.digitalhealth.cda.schema#currentPreconditionBasePreconditionBase (CDA Class)
au.digitalhealth.cda.schema#currentProcedureProcedure (CDA Class)
au.digitalhealth.cda.schema#currentRegionOfInterestRegionOfInterest (CDA Class)
au.digitalhealth.cda.schema#currentRelatedSubjectRelatedSubject (CDA Class)
au.digitalhealth.cda.schema#currentSectionSection (CDA Class)
au.digitalhealth.cda.schema#currentServiceEventServiceEvent (CDA Class)
au.digitalhealth.cda.schema#currentSpecimenRoleSpecimenRole (CDA Class)
au.digitalhealth.cda.schema#currentSubjectPersonSubjectPerson (CDA Class)
au.digitalhealth.cda.schema#currentSubstanceAdministrationSubstanceAdministration (CDA Class)
au.digitalhealth.cda.schema#currentSupplySupply (CDA Class)
au.digitalhealth.cda.schema#currentasIngredientADHA extension asIngredient
au.digitalhealth.cda.schema#currentasPersonalRelationshipADHA extension asPersonalRelationship
au.digitalhealth.cda.schema#currentau-ActADHA Act (CDA Class)
au.digitalhealth.cda.schema#currentau-AssignedAuthorADHA AssignedAuthor (CDA Class)
au.digitalhealth.cda.schema#currentau-AssignedEntityADHA AssignedEntity (CDA Class)
au.digitalhealth.cda.schema#currentau-AssociatedEntityADHA AssociatedEntity (CDA Class)
au.digitalhealth.cda.schema#currentau-ClinicalDocumentADHA ClinicalDocument (CDA Class)
au.digitalhealth.cda.schema#currentau-CustodianOrganizationADHA CustodianOrganization (CDA Class)
au.digitalhealth.cda.schema#currentau-EncompassingEncounterADHA EncompassingEncounter (CDA Class)
au.digitalhealth.cda.schema#currentau-EncounterADHA Encounter (CDA Class)
au.digitalhealth.cda.schema#currentau-EntityADHA Entity (CDA Class)
au.digitalhealth.cda.schema#currentau-ExternalActADHA ExternalAct (CDA Class)
au.digitalhealth.cda.schema#currentau-ExternalDocumentADHA ExternalDocument (CDA Class)
au.digitalhealth.cda.schema#currentau-HealthCareFacilityADHA HealthCareFacility (CDA Class)
au.digitalhealth.cda.schema#currentau-IntendedRecipientADHA IntendedRecipient (CDA Class)
au.digitalhealth.cda.schema#currentau-ManufacturedProductADHA ManufacturedProduct (CDA Class)
au.digitalhealth.cda.schema#currentau-ObservationADHA Observation (CDA Class)
au.digitalhealth.cda.schema#currentau-ObservationMediaADHA ObservationMedia (CDA Class)
au.digitalhealth.cda.schema#currentau-ObservationRangeADHA ObservationRange (CDA Class)
au.digitalhealth.cda.schema#currentau-OrderADHA Order (CDA Class)
au.digitalhealth.cda.schema#currentau-OrganizationADHA Organization (CDA Class)
au.digitalhealth.cda.schema#currentau-OrganizationPartOfADHA OrganizationPartOf (CDA Class)
au.digitalhealth.cda.schema#currentau-OrganizerADHA Organizer (CDA Class)
au.digitalhealth.cda.schema#currentau-ParentDocumentADHA ParentDocument (CDA Class)
au.digitalhealth.cda.schema#currentau-PatientADHA Patient (CDA Class)
au.digitalhealth.cda.schema#currentau-PatientRoleADHA PatientRole (CDA Class)
au.digitalhealth.cda.schema#currentau-ProcedureADHA Procedure (CDA Class)
au.digitalhealth.cda.schema#currentau-RegionOfInterestADHA RegionOfInterest (CDA Class)
au.digitalhealth.cda.schema#currentau-SectionADHA Section (CDA Class)
au.digitalhealth.cda.schema#currentau-SpecimenRoleSpecimenRole (CDA Class)
au.digitalhealth.cda.schema#currentau-SubstanceAdministrationADHA SubstanceAdministration (CDA Class)
au.digitalhealth.cda.schema#currentau-SupplyADHA Supply (CDA Class)
au.digitalhealth.cda.schema#currentcontainerADHA extension Container
au.digitalhealth.cda.schema#currentcontrolActADHA extension controlAct
au.digitalhealth.cda.schema#currentemployerOrganizationADHA extension employerOrganization
au.digitalhealth.cda.schema#currententitlementADHA extension entitlement
au.digitalhealth.cda.schema#currentingredientManufacturedMaterialADHA extension ingredientManufacturedMaterial
au.digitalhealth.cda.schema#currentpersonalRelationshipADHA extension personalRelationship
au.digitalhealth.cda.schema#currentpolicyAgency extension policy
hl7.cda.us.ccda#currentDeviceIdentifierObservationDevice Identifier Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.21.4.6--20230130093600UV Subordinate Substance Administration
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.1.2--20240802130239International Patient Summary
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.10--20180207120044IPS Allergy Certainty Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.15--20240612085101IPS Alerts Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.16--20240612092602IPS Patient Story Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.1--20161111000000IPS Medication Summary Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.10--20200510185232IPS Social History Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.11--20200507184608IPS History of Pregnancy Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.12--20200508163849IPS Advance Directives Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.2--20240804100736IPS Allergies and Intolerances Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.3--20170215000000IPS Problems Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.4--20170327000000IPS History of Procedures Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.5--20170405000000IPS Immunizations Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.6--20211020171142IPS Medical Devices Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.7--20170412000000IPS History of Past Illness Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.8--20200508191737IPS Functional Status Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.3.9--20200508182838IPS Plan of Care Section
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.1--20240804094850IPS Allergy or Intolerance
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.10--20170302000000IPS Result Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.11--20240804111042IPS Pathology Result Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.12--20240804201800IPS Radiology Result Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.13--20240804111020IPS Laboratory Result Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.15--20240804212024IPS Immunization
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.16--20240804211600IPS Immunization Medication Information
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.17--20240804110835IPS Procedure Entry
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.18--20170327000000IPS Criticality Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.19--20240610095919IPS Certainty Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.20--20170329000000IPS Problem Status Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.21--20170524000000IPS Allergy Status Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.22--20170405000000IPS Comment Activity
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.23--20210902120216IPS ObservationMedia
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.25--20170407000000IPS Severity Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.26--20170411000000IPS Medical Device
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.27--20200714163153IPS Pregnancy Status Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.28--20170413000000IPS Pregnancy Outcome Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.29--20240804110242IPS Pregnancy Expected Delivery Date Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.30--20240804210307IPS Specimen Collection
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.31--20170502000000IPS Internal Reference
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.34--20170620000000IPS Social History Tobacco Use
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.35--20170629000000IPS Social History Alcohol Use
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.37--20200508162154IPS Advance Directive Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.38--20200508173848IPS Planned Procedure
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.39--20220715135511IPS Planned Act
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.4--20240804104154IPS Medication Statement
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.40--20200508181838IPS Planned Encounter
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.41--20200508183442IPS Planned Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.42--20200508190226IPS Survey Panel
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.43--20200508190511IPS Survey Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.46--20200508161148IPS Advance Directive Organizer
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.47--20200508172918IPS Planned Immunization
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.48--20200510151616IPS Social History Observation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.5--20240804100924IPS Allergy and Intolerance Concern
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.6--20240804101847IPS Reaction Manifestation
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.7--20210804084927IPS Problem Concern Entry
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.8--20240804110603IPS Problem Entry
hl7.cda.uv.ips#current2.16.840.1.113883.10.22.4.9--20170302000000IPS Result Organizer

Resources that this resource uses

StructureDefinition
au.digitalhealth.cda.schema#currentANYANY: DataValue (V3 Data Type)
au.digitalhealth.cda.schema#currentbl-simplebl: Boolean
au.digitalhealth.cda.schema#currentoidoid: ISO Object Identifier
au.digitalhealth.cda.schema#currentruidruid: HL7 Reserved Identifier Scheme
au.digitalhealth.cda.schema#currentst-simplest: Character String
au.digitalhealth.cda.schema#currentuuiduuid: DCE Universal Unique Identifier

Narrative

Note: links and images are rebased to the (stated) source

An identifier that uniquely identifies a thing or object. Examples are object identifier for HL7 RIM objects, medical record number, order id, service catalog item id, Vehicle Identification Number (VIN), etc. Instance identifiers are defined based on ISO object identifiers.


Source1

{
  "resourceType": "StructureDefinition",
  "id": "II",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/tools/StructureDefinition/logical-target",
      "_valueBoolean": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/data-absent-reason",
            "valueCode": "not-applicable"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/tools/StructureDefinition/xml-namespace",
      "valueUri": "urn:hl7-org:v3"
    },
    {
      "url": "http://hl7.org/fhir/tools/StructureDefinition/logical-container",
      "valueUri": "http://hl7.org/cda/stds/core/StructureDefinition/ClinicalDocument"
    }
  ],
  "url": "http://hl7.org/cda/stds/core/StructureDefinition/II",
  "version": "1.0.1",
  "name": "II",
  "title": "II: InstanceIdentifier (V3 Data Type)",
  "status": "active",
  "experimental": false,
  "date": "2025-12-04T21:33:04+00:00",
  "publisher": "HL7",
  "description": "An identifier that uniquely identifies a thing or object. Examples are object identifier for HL7 RIM objects, medical record number, order id, service catalog item id, Vehicle Identification Number (VIN), etc. Instance identifiers are defined based on ISO object identifiers.",
  "fhirVersion": "5.0.0",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "logical",
  "abstract": false,
  "type": "http://hl7.org/cda/stds/core/StructureDefinition/II",
  "baseDefinition": "http://hl7.org/cda/stds/core/StructureDefinition/ANY",
  "derivation": "specialization",
  "snapshot": {
    "extension": [
      {
        "url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
        "valueString": "1.0.1"
      }
    ],
    "element": [
      {
        "id": "II",
        "path": "II",
        "short": "Base for all types and resources",
        "definition": "An identifier that uniquely identifies a thing or object. Examples are object identifier for HL7 RIM objects, medical record number, order id, service catalog item id, Vehicle Identification Number (VIN), etc. Instance identifiers are defined based on ISO object identifiers.",
        "min": 1,
        "max": "*",
        "base": {
          "path": "Base",
          "min": 0,
          "max": "*"
        },
        "constraint": [
          {
            "key": "II-1",
            "severity": "error",
            "human": "An II instance must have either a root or an nullFlavor.",
            "expression": "root.exists() or nullFlavor.exists()"
          }
        ],
        "isModifier": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "II.nullFlavor",
        "path": "II.nullFlavor",
        "representation": [
          "xmlAttr"
        ],
        "label": "Exceptional Value Detail",
        "definition": "If a value is an exceptional value (NULL-value), this specifies in what way and why proper information is missing.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "ANY.nullFlavor",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "code",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/cs-simple"
            ]
          }
        ],
        "binding": {
          "strength": "required",
          "valueSet": "http://hl7.org/cda/stds/core/ValueSet/CDANullFlavor"
        }
      },
      {
        "id": "II.assigningAuthorityName",
        "path": "II.assigningAuthorityName",
        "representation": [
          "xmlAttr"
        ],
        "label": "Assigning Authority Name",
        "definition": "A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "II.assigningAuthorityName",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/st-simple"
            ]
          }
        ]
      },
      {
        "id": "II.displayable",
        "path": "II.displayable",
        "representation": [
          "xmlAttr"
        ],
        "label": "Displayable",
        "definition": "Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "II.displayable",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "boolean",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      },
      {
        "id": "II.root",
        "path": "II.root",
        "representation": [
          "xmlAttr"
        ],
        "label": "Root",
        "definition": "A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "II.root",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/oid",
              "http://hl7.org/cda/stds/core/StructureDefinition/uuid",
              "http://hl7.org/cda/stds/core/StructureDefinition/ruid"
            ]
          }
        ]
      },
      {
        "id": "II.extension",
        "path": "II.extension",
        "representation": [
          "xmlAttr"
        ],
        "label": "Extension",
        "definition": "A character string as a unique identifier within the scope of the identifier root.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "II.extension",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/st-simple"
            ]
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "II",
        "path": "II",
        "definition": "An identifier that uniquely identifies a thing or object. Examples are object identifier for HL7 RIM objects, medical record number, order id, service catalog item id, Vehicle Identification Number (VIN), etc. Instance identifiers are defined based on ISO object identifiers.",
        "min": 1,
        "max": "*",
        "constraint": [
          {
            "key": "II-1",
            "severity": "error",
            "human": "An II instance must have either a root or an nullFlavor.",
            "expression": "root.exists() or nullFlavor.exists()"
          }
        ]
      },
      {
        "id": "II.assigningAuthorityName",
        "path": "II.assigningAuthorityName",
        "representation": [
          "xmlAttr"
        ],
        "label": "Assigning Authority Name",
        "definition": "A human readable name or mnemonic for the assigning authority. The Assigning Authority Name has no computational value. The purpose of a Assigning Authority Name is to assist an unaided human interpreter of an II value to interpret the authority. Note: no automated processing must depend on the assigning authority name to be present in any form.",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/st-simple"
            ]
          }
        ]
      },
      {
        "id": "II.displayable",
        "path": "II.displayable",
        "representation": [
          "xmlAttr"
        ],
        "label": "Displayable",
        "definition": "Specifies if the identifier is intended for human display and data entry (displayable = true) as opposed to pure machine interoperation (displayable = false).",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "boolean",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/bl-simple"
            ]
          }
        ]
      },
      {
        "id": "II.root",
        "path": "II.root",
        "representation": [
          "xmlAttr"
        ],
        "label": "Root",
        "definition": "A unique identifier that guarantees the global uniqueness of the instance identifier. The root alone may be the entire instance identifier.",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/oid",
              "http://hl7.org/cda/stds/core/StructureDefinition/uuid",
              "http://hl7.org/cda/stds/core/StructureDefinition/ruid"
            ]
          }
        ]
      },
      {
        "id": "II.extension",
        "path": "II.extension",
        "representation": [
          "xmlAttr"
        ],
        "label": "Extension",
        "definition": "A character string as a unique identifier within the scope of the identifier root.",
        "min": 0,
        "max": "1",
        "type": [
          {
            "code": "string",
            "profile": [
              "http://hl7.org/cda/stds/core/StructureDefinition/st-simple"
            ]
          }
        ]
      }
    ]
  }
}