description: '`Observation.context` and `MedicationAgreement.context` are a 0..1 reference to Encounter|EpisodeOfCare. This extension allows to add additional EpisodeOfCare references.' package_name: nictiz.fhir.nl.stu3.zib2017 derivation: constraint name: context nl-core-episodeofcare type: Extension elements: url: pattern: {type: Uri, value: 'http://nictiz.nl/fhir/StructureDefinition/extension-context-nl-core-episodeofcare'} index: 0 valueReference: type: Reference refers: ['http://fhir.nl/fhir/StructureDefinition/nl-core-episodeofcare'] index: 1 slicing: slices: valueReference: match: {} schema: type: Reference refers: ['http://fhir.nl/fhir/StructureDefinition/nl-core-episodeofcare'] index: 1 package_version: 2.1.4 class: extension kind: complex-type url: http://nictiz.nl/fhir/StructureDefinition/extension-context-nl-core-episodeofcare base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0