description: Extension for capturing text description of a period package_name: synapxe.sgcdi derivation: constraint name: text type: Extension elements: url: pattern: {type: Uri, value: 'https://fhir.synapxe.sg/StructureDefinition/ext-ed-periodText'} index: 0 value: short: Period text description choices: [valueString] index: 2 valueString: {type: string, short: Period text description, choiceOf: value, index: 3} package_version: 1.0.9 class: extension kind: complex-type url: https://fhir.synapxe.sg/StructureDefinition/ext-ed-periodText base: http://hl7.org/fhir/StructureDefinition/Extension version: null required: [valueString, value]