description: Extension to represent the changed MedicationStatement package_name: ch.fhir.ig.ch-emed derivation: constraint name: CHEMEDExtMedicationStatementChanged type: Extension elements: extension: {index: 0} url: type: uri pattern: {type: Uri, value: 'http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-ext-medicationstatement-changed'} index: 1 valueReference: type: Reference short: The changed MedicationStatement refers: ['http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-medicationstatement-treatmentplan'] index: 2 package_version: 2.0.0 extensions: {} class: extension kind: complex-type url: http://fhir.ch/ig/ch-emed/StructureDefinition/ch-emed-ext-medicationstatement-changed base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.0.0 required: [valueReference]