description: Extension for pointing to the care plan describing why this encounter is taking place (will be part of R5 and comming FHIR versions without needing the extension) package_name: kl.dk.fhir.ltt derivation: constraint name: BasedOnCarePlan type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://fhir.kl.dk/ltt/StructureDefinition/klgateway-ltt-encounter-based-on-care-plan'} type: uri index: 1 value: choices: [valueReference] index: 3 valueReference: type: Reference choiceOf: value refers: ['http://fhir.kl.dk/ltt/StructureDefinition/klgateway-ltt-care-plan'] index: 4 package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: http://fhir.kl.dk/ltt/StructureDefinition/klgateway-ltt-encounter-based-on-care-plan base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0