description: A version string indicating the currency/validity of an identifier package_name: ca.infoway.io.core derivation: constraint name: ExtensionIdentifierVersion type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/ca/baseline/StructureDefinition/ext-identifierversion'} index: 1 value: choices: [] index: 3 slicing: rules: open ordered: false discriminator: - {path: $this, type: type} min: 1 slices: valueString: match: {} schema: mustSupport: true choices: [valueString] _required: true index: 5 min: 1 max: 1 valueString: type: string mustSupport: true choiceOf: value index: 6 slicing: slices: valueString: match: {} schema: {type: string, mustSupport: true, _required: true, choiceOf: value, index: 6} min: 1 max: 1 package_version: 1.0.0-dft-preballot-beta2 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/ca/baseline/StructureDefinition/ext-identifierversion base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.3.0 required: [valueString, value]