description: This extension provides a generic method to extend profiles with a comment element. package_name: healthdata.be.r4.cbb derivation: constraint name: ExtComment type: Extension elements: url: pattern: {type: Uri, value: 'https://fhir.healthdata.be/StructureDefinition/ext-Comment'} index: 0 value: choices: [valueString] index: 2 valueString: {type: string, choiceOf: value, index: 3} package_version: 0.1.0-alpha class: extension kind: complex-type url: https://fhir.healthdata.be/StructureDefinition/ext-Comment base: http://hl7.org/fhir/StructureDefinition/Extension version: null