description: A ValueSet used when a question / item can correspond not just to a single code but to a set of concepts package_name: hl7.fhir.be.pss derivation: constraint name: CodeValueSet type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet'} index: 1 value: choices: [valueCanonical] index: 3 valueCanonical: {type: canonical, choiceOf: value, index: 4} package_version: 1.0.0 extensions: {} class: extension kind: complex-type url: https://www.ehealth.fgov.be/standards/fhir/pss/StructureDefinition/CodeValueSet base: http://hl7.org/fhir/StructureDefinition/Extension version: 1.0.0