description: This cross-version extension represents CarePlan.activity.reference from http://hl7.org/fhir/StructureDefinition/CarePlan|3.0.2 for use in FHIR R5.
package_name: hl7.fhir.uv.xver-r3.r5
derivation: constraint
name: ext_R3_CarePlan_ac_reference
type: Extension
elements:
  value:
    base: {path: 'Extension.value[x]'}
    short: Activity details defined in specific resource
    choices: [valueReference]
    index: 1
  valueReference:
    short: Activity details defined in specific resource
    refers: ['http://hl7.org/fhir/StructureDefinition/Appointment', 'http://hl7.org/fhir/StructureDefinition/CommunicationRequest', 'http://hl7.org/fhir/StructureDefinition/DeviceRequest', 'http://hl7.org/fhir/StructureDefinition/MedicationRequest', 'http://hl7.org/fhir/StructureDefinition/NutritionOrder', 'http://hl7.org/fhir/StructureDefinition/ProcedureRequest', 'http://hl7.org/fhir/StructureDefinition/ReferralRequest', 'http://hl7.org/fhir/StructureDefinition/RequestGroup', 'http://hl7.org/fhir/StructureDefinition/Task', 'http://hl7.org/fhir/StructureDefinition/VisionPrescription']
    type: Reference
    base: {path: 'Extension.value[x]'}
    choiceOf: value
    index: 2
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/3.0/StructureDefinition/extension-CarePlan.activity.reference'}
    type: uri
    index: 3
package_version: 0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/3.0/StructureDefinition/extension-CarePlan.activity.reference
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]