description: This cross-version extension represents MedicationStatement.informationSource from http://hl7.org/fhir/StructureDefinition/MedicationStatement|1.0.2 for use in FHIR R4B.
package_name: rs/hl7.fhir.uv.xver
derivation: constraint
name: ext_R2_MedicationStatement_informationSource
type: Extension
elements:
  value:
    base: {path: 'Extension.value[x]'}
    short: The person who provided the information about the taking of this medication.
    choices: [valueReference]
    index: 1
  valueReference:
    base: {path: 'Extension.value[x]'}
    type: Reference
    short: The person who provided the information about the taking of this medication.
    choiceOf: value
    refers: ['http://hl7.org/fhir/StructureDefinition/Patient', 'http://hl7.org/fhir/StructureDefinition/Practitioner', 'http://hl7.org/fhir/StructureDefinition/RelatedPerson']
    index: 2
  url:
    pattern: {type: uri, value: 'http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement.informationSource'}
    type: uri
    index: 3
package_version: r2.r4b-0.0.1-snapshot-1
class: extension
kind: complex-type
url: http://hl7.org/fhir/1.0/StructureDefinition/extension-MedicationStatement.informationSource
base: http://hl7.org/fhir/StructureDefinition/Extension
version: 0.0.1-snapshot-1
required: [url]