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Packagehl7.fhir.uv.xver-r4b.r3
Resource TypeStructureDefinition
IdStructureDefinition-ext-R4B-ExampleScenario.ins.containedInstance.json
FHIR VersionR3
Sourcehttp://hl7.org/fhir/uv/xver-r4b.r3/0.1.0/StructureDefinition-ext-R4B-ExampleScenario.ins.containedInstance.html
URLhttp://hl7.org/fhir/4.3/StructureDefinition/extension-ExampleScenario.instance.containedInstance
Version0.1.0
Statusactive
Date2026-03-17T21:02:03.8104715+00:00
NameExtensionExampleScenario_Instance_ContainedInstance
TitleR4B: Resources contained in the instance (new)
Realmuv
Authorityhl7
DescriptionR4B: `ExampleScenario.instance.containedInstance` (new:BackboneElement)
PurposeThis extension is part of the cross-version definitions generated to enable use of the element `ExampleScenario.instance.containedInstance` as defined in FHIR R4B in FHIR STU3. The source element is defined as: `ExampleScenario.instance.containedInstance` 0..* `BackboneElement` Across FHIR versions, the element set has been mapped as: * R4B: `ExampleScenario.instance.containedInstance` 0..* `BackboneElement` Following are the generation technical comments: Element `ExampleScenario.instance.containedInstance` is part of an existing definition because parent element `ExampleScenario.instance` requires a cross-version extension. Element `ExampleScenario.instance.containedInstance` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped. Element `ExampleScenario.instance.containedInstance` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element). Creating extension because element `ExampleScenario.instance.containedInstance` is a content reference and requires an extesion definition.
TypeExtension
Kindcomplex-type

Resources that use this resource

ConceptMap
hl7.fhir.uv.xver-r4b.r5#0.1.0R4B-ExampleScenario-element-map-to-R5Cross-version mapping for FHIR R4B ExampleScenario to FHIR R5 ExampleScenario
hl7.fhir.uv.xver-r4b.r3#0.1.0R4B-ExampleScenario-element-map-to-R3Cross-version mapping for FHIR R4B ExampleScenario to FHIR STU3 Basic

Resources that this resource uses

No resources found


Examples of Use for Extension

No extension usage examples found


Narrative

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

Generated Narrative: StructureDefinition ext-R4B-ExampleScenario.ins.containedInstance

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..*ExtensionR4B: Resources contained in the instance (new)
... Slices for extension 1..*ExtensionExtension
Slice: Unordered, Open by value:url
.... extension:resourceId 1..1ExtensionR4B: Each resource contained in the instance (new)
..... url 1..1uri"resourceId"
..... value[x] 1..1stringEach resource contained in the instance
.... extension:versionId 0..1ExtensionR4B: A specific version of a resource contained in the instance (new)
..... url 1..1uri"versionId"
..... value[x] 0..1stringA specific version of a resource contained in the instance
... url 1..1uri"http://hl7.org/fhir/4.3/StructureDefinition/extension-ExampleScenario.instance.containedInstance"
... value[x] 0..0Value of extension

doco Documentation for this format

Source1

{
  "resourceType": "StructureDefinition",
  "id": "ext-R4B-ExampleScenario.ins.containedInstance",
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "extension": [
        {
          "url": "packageId",
          "valueId": "hl7.fhir.uv.xver-r4b.r3"
        },
        {
          "url": "version",
          "valueString": "0.1.0"
        },
        {
          "url": "uri",
          "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
        }
      ],
      "url": "http://hl7.org/fhir/StructureDefinition/package-source"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 0,
      "_valueInteger": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "trial-use",
      "_valueCode": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueUri": "http://hl7.org/fhir/uv/xver/ImplementationGuide/hl7.fhir.uv.xver-r4b.r3"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/4.3/StructureDefinition/extension-ExampleScenario.instance.containedInstance",
  "version": "0.1.0",
  "name": "ExtensionExampleScenario_Instance_ContainedInstance",
  "title": "R4B: Resources contained in the instance (new)",
  "status": "active",
  "experimental": false,
  "date": "2026-03-17T21:02:03.8104715+00:00",
  "publisher": "FHIR Infrastructure",
  "contact": [
    {
      "name": "FHIR Infrastructure",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/fiwg"
        }
      ]
    }
  ],
  "description": "R4B: `ExampleScenario.instance.containedInstance` (new:BackboneElement)",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
          "code": "001",
          "display": "World"
        }
      ]
    }
  ],
  "purpose": "This extension is part of the cross-version definitions generated to enable use of the\r\nelement `ExampleScenario.instance.containedInstance` as defined in FHIR R4B\r\nin FHIR STU3.\r\n\r\nThe source element is defined as:\r\n`ExampleScenario.instance.containedInstance` 0..* `BackboneElement`\r\n\r\nAcross FHIR versions, the element set has been mapped as:\r\n*  R4B: `ExampleScenario.instance.containedInstance` 0..* `BackboneElement`\r\n\r\nFollowing are the generation technical comments:\r\nElement `ExampleScenario.instance.containedInstance` is part of an existing definition because parent element `ExampleScenario.instance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).\nCreating extension because element `ExampleScenario.instance.containedInstance` is a content reference and requires an extesion definition.",
  "fhirVersion": "3.0.2",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "contextType": "resource",
  "context": [
    "Basic"
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "snapshot": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "R4B: Resources contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance` (new:BackboneElement)",
        "comment": "Element `ExampleScenario.instance.containedInstance` is part of an existing definition because parent element `ExampleScenario.instance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "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",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "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')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false
      },
      {
        "id": "Extension.id",
        "path": "Extension.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.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "ordered": false,
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 1,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:resourceId",
        "path": "Extension.extension",
        "sliceName": "resourceId",
        "short": "R4B: Each resource contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance.resourceId` (new:string)",
        "comment": "Element `ExampleScenario.instance.containedInstance.resourceId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.resourceId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.resourceId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "requirements": "Element `ExampleScenario.instance.containedInstance.resourceId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.resourceId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.resourceId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:resourceId.id",
        "path": "Extension.extension.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.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:resourceId.extension",
        "path": "Extension.extension.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"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:resourceId.url",
        "path": "Extension.extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "resourceId",
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:resourceId.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "Each resource contained in the instance",
        "definition": "Each resource contained in the instance.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId",
        "path": "Extension.extension",
        "sliceName": "versionId",
        "short": "R4B: A specific version of a resource contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance.versionId` (new:string)",
        "comment": "Element `ExampleScenario.instance.containedInstance.versionId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.versionId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.versionId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "requirements": "Element `ExampleScenario.instance.containedInstance.versionId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.versionId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.versionId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId.id",
        "path": "Extension.extension.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.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId.extension",
        "path": "Extension.extension.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"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId.url",
        "path": "Extension.extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "versionId",
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "A specific version of a resource contained in the instance",
        "definition": "A specific version of a resource contained in the instance.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/4.3/StructureDefinition/extension-ExampleScenario.instance.containedInstance",
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - may be a resource or one of a constrained set of the data types (see Extensibility in the spec for list).",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "base64Binary"
          },
          {
            "code": "boolean"
          },
          {
            "code": "code"
          },
          {
            "code": "date"
          },
          {
            "code": "dateTime"
          },
          {
            "code": "decimal"
          },
          {
            "code": "id"
          },
          {
            "code": "instant"
          },
          {
            "code": "integer"
          },
          {
            "code": "markdown"
          },
          {
            "code": "oid"
          },
          {
            "code": "positiveInt"
          },
          {
            "code": "string"
          },
          {
            "code": "time"
          },
          {
            "code": "unsignedInt"
          },
          {
            "code": "uri"
          },
          {
            "code": "Address"
          },
          {
            "code": "Age"
          },
          {
            "code": "Annotation"
          },
          {
            "code": "Attachment"
          },
          {
            "code": "CodeableConcept"
          },
          {
            "code": "Coding"
          },
          {
            "code": "ContactPoint"
          },
          {
            "code": "Count"
          },
          {
            "code": "Distance"
          },
          {
            "code": "Duration"
          },
          {
            "code": "HumanName"
          },
          {
            "code": "Identifier"
          },
          {
            "code": "Money"
          },
          {
            "code": "Period"
          },
          {
            "code": "Quantity"
          },
          {
            "code": "Range"
          },
          {
            "code": "Ratio"
          },
          {
            "code": "Reference"
          },
          {
            "code": "SampledData"
          },
          {
            "code": "Signature"
          },
          {
            "code": "Timing"
          },
          {
            "code": "Meta"
          }
        ],
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "R4B: Resources contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance` (new:BackboneElement)",
        "comment": "Element `ExampleScenario.instance.containedInstance` is part of an existing definition because parent element `ExampleScenario.instance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "isModifier": false
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 1,
        "max": "*",
        "base": {
          "path": "Extension.extension",
          "min": 0,
          "max": "*"
        }
      },
      {
        "id": "Extension.extension:resourceId",
        "path": "Extension.extension",
        "sliceName": "resourceId",
        "short": "R4B: Each resource contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance.resourceId` (new:string)",
        "comment": "Element `ExampleScenario.instance.containedInstance.resourceId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.resourceId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.resourceId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "requirements": "Element `ExampleScenario.instance.containedInstance.resourceId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.resourceId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.resourceId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.extension",
          "min": 0,
          "max": "*"
        }
      },
      {
        "id": "Extension.extension:resourceId.url",
        "path": "Extension.extension.url",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "fixedUri": "resourceId"
      },
      {
        "id": "Extension.extension:resourceId.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "Each resource contained in the instance",
        "definition": "Each resource contained in the instance.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.extension:versionId",
        "path": "Extension.extension",
        "sliceName": "versionId",
        "short": "R4B: A specific version of a resource contained in the instance (new)",
        "definition": "R4B: `ExampleScenario.instance.containedInstance.versionId` (new:string)",
        "comment": "Element `ExampleScenario.instance.containedInstance.versionId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.versionId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.versionId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "requirements": "Element `ExampleScenario.instance.containedInstance.versionId` is part of an existing definition because parent element `ExampleScenario.instance.containedInstance` requires a cross-version extension.\nElement `ExampleScenario.instance.containedInstance.versionId` is not mapped to FHIR STU3, since FHIR R4B `ExampleScenario` is not mapped.\nElement `ExampleScenario.instance.containedInstance.versionId` has no mapping targets in FHIR STU3. Typically, this is because the element has been added (is a new element).",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension.extension",
          "min": 0,
          "max": "*"
        }
      },
      {
        "id": "Extension.extension:versionId.url",
        "path": "Extension.extension.url",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "fixedUri": "versionId"
      },
      {
        "id": "Extension.extension:versionId.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "A specific version of a resource contained in the instance",
        "definition": "A specific version of a resource contained in the instance.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "fixedUri": "http://hl7.org/fhir/4.3/StructureDefinition/extension-ExampleScenario.instance.containedInstance"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        }
      }
    ]
  }
}