description: null package_name: vzvz.fhir.nl derivation: constraint name: TraceId type: Extension elements: url: pattern: {type: Uri, value: 'http://vzvz.nl/fhir/StructureDefinition/aorta-trace-id'} index: 0 value: choices: [valueString] index: 2 valueString: {type: string, choiceOf: value, index: 3} package_version: vzvz-core-0.2.1 class: extension kind: complex-type url: http://vzvz.nl/fhir/StructureDefinition/aorta-trace-id base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.9.0