description: null package_name: de.zdh.everordnung derivation: constraint name: ZDH_EX_EVO_Verordnungszeitraum type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://fhir.zdh.de/eVerordnung/StructureDefinition/ZDH_EX_EVO_Verordnungszeitraum'} index: 1 value: choices: [valuePeriod] index: 6 slicing: slices: valuePeriod: match: {} schema: choices: [valuePeriod] index: 6 valuePeriod: type: Period choiceOf: value index: 7 slicing: slices: valuePeriod: match: {} schema: {type: Period, choiceOf: value, index: 7} value[x]: elements: start: {mustSupport: true, index: 8} end: {mustSupport: true, index: 9} package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: https://fhir.zdh.de/eVerordnung/StructureDefinition/ZDH_EX_EVO_Verordnungszeitraum base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [valuePeriod, value]