description: 'STU3: `Procedure.definition` (new:Reference(PlanDefinition,ActivityDefinition,HealthcareService))'
package_name: hl7.fhir.uv.xver-r3.r4b
derivation: constraint
name: ExtensionProcedure_Definition
type: Extension
elements:
  url:
    base: {max: '1', min: 1, path: Extension.url}
    pattern: {type: Uri, value: 'http://hl7.org/fhir/3.0/StructureDefinition/extension-Procedure.definition'}
    index: 0
  value:
    base: {max: '1', min: 0, path: 'Extension.value[x]'}
    short: Instantiates protocol or definition
    choices: [valueReference]
    index: 2
  valueReference:
    short: Instantiates protocol or definition
    refers: ['http://hl7.org/fhir/3.0/StructureDefinition/profile-ActivityDefinition|0.1.0', 'http://hl7.org/fhir/3.0/StructureDefinition/profile-HealthcareService|0.1.0', 'http://hl7.org/fhir/3.0/StructureDefinition/profile-PlanDefinition|0.1.0', 'http://hl7.org/fhir/StructureDefinition/ActivityDefinition|4.3.0', 'http://hl7.org/fhir/StructureDefinition/HealthcareService|4.3.0', 'http://hl7.org/fhir/StructureDefinition/PlanDefinition|4.3.0']
    type: Reference
    base: {max: '1', min: 0, path: 'Extension.value[x]'}
    choiceOf: value
    index: 3
package_version: 0.1.0
class: extension
kind: complex-type
url: http://hl7.org/fhir/3.0/StructureDefinition/extension-Procedure.definition
base: http://hl7.org/fhir/StructureDefinition/Extension|4.3.0
version: 0.1.0
required: [url]