description: null package_name: ca.on.oh derivation: constraint name: HCNVersionCode type: Extension elements: url: pattern: {type: Uri, value: 'http://ehealthontario.ca/fhir/StructureDefinition/ext-id-health-card-version-code'} index: 0 value: choices: [valueString] index: 2 valueString: {type: string, choiceOf: value, index: 3} package_version: cms-1.0.2-alpha1.0.2 class: extension kind: complex-type url: http://ehealthontario.ca/fhir/StructureDefinition/ext-id-health-card-version-code base: http://hl7.org/fhir/StructureDefinition/Extension version: null