description: How the data type is bound to vocabulary package_name: hl7.fhir.uv.tools.r5 derivation: constraint name: TerminologyBindingStyleEXT type: Extension elements: extension: {index: 0} url: pattern: {type: uri, value: 'http://hl7.org/fhir/tools/StructureDefinition/elementdefinition-binding-style'} type: uri index: 1 value: choices: [valueCode] index: 3 valueCode: {type: code, choiceOf: value, index: 4} package_version: 0.8.0 extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/tools/StructureDefinition/elementdefinition-binding-style base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.8.0 required: [value, valueCode]