description: Method applied to manage respiratory motion. package_name: hl7.fhir.us.codex-radiation-therapy derivation: constraint name: RadiotherapyRespiratoryMotionManagement type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-respiratory-motion-management'} index: 1 value: short: Respiratory Motion Management choices: [valueCodeableConcept] index: 3 valueCodeableConcept: {type: CodeableConcept, short: Respiratory Motion Management, choiceOf: value, index: 4} package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-respiratory-motion-management base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0 required: [value, valueCodeableConcept]