description: An extension to carry an indicator of the overall pattern of medication administration at the MedicationStatement level. package_name: fhir.r4.wales.discovery derivation: constraint name: ExtensionDataStandardsWalesMedicationCourseOfTherapyType type: Extension elements: url: pattern: {type: uri, value: 'https://fhir.nhs.wales/StructureDefinition/Extension-DataStandardsWales-MedicationCourseOfTherapyType'} type: uri index: 0 value: short: Medication course of therapy type choices: [valueCodeableConcept] index: 2 valueCodeableConcept: {type: CodeableConcept, short: Medication course of therapy type, choiceOf: value, index: 3} package_version: 0.0.5 class: extension kind: complex-type url: https://fhir.nhs.wales/StructureDefinition/Extension-DataStandardsWales-MedicationCourseOfTherapyType base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [value, valueCodeableConcept]