description: Quelle des klinischen Bezugsdatums package_name: de.medizininformatikinitiative.kerndatensatz.laborbefund derivation: constraint name: QuelleKlinischesBezugsdatum type: Extension elements: url: type: uri pattern: {type: Uri, value: 'https://www.medizininformatik-initiative.de/fhir/core/modul-labor/StructureDefinition/QuelleKlinischesBezugsdatum'} index: 0 value: choices: [valueCoding] index: 2 valueCoding: {type: Coding, choiceOf: value, index: 3} value[x]: elements: system: {index: 4} code: {index: 5} required: [system, code] package_version: 1.0.6 class: extension kind: complex-type url: https://www.medizininformatik-initiative.de/fhir/core/modul-labor/StructureDefinition/QuelleKlinischesBezugsdatum base: http://hl7.org/fhir/StructureDefinition/Extension version: '1.0' required: [valueCoding, value]