description: 'eCH-0011: Extension to define first name type' package_name: ch.fhir.ig.ch derivation: constraint name: ECH011FirstName type: Extension elements: extension: {index: 0} url: type: uri pattern: {type: Uri, value: 'http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-ech-11-firstname'} index: 1 valueCode: isModifier: false short: Value of extension type: code binding: {strength: required, valueSet: 'http://fhir.ch/ig/ch-core/ValueSet/ech-11-firstnamedatatype'} base: {max: '1', min: 0, path: 'Extension.value[x]'} isSummary: false index: 2 package_version: core-2.1.0 extensions: {} class: extension kind: complex-type url: http://fhir.ch/ig/ch-core/StructureDefinition/ch-ext-ech-11-firstname base: http://hl7.org/fhir/StructureDefinition/Extension version: 2.1.0