description: Marks a questionnaire as being adaptive. Value can either be a boolean (if true, indicates adaptive) or a URL for the base URL of a server that can perform the nextQuestion operation for this particular questionnaire. package_name: hl7.fhir.uv.sdc derivation: constraint name: QuestionnaireAdaptiveExtension type: Extension elements: extension: {index: 0} url: pattern: {type: Uri, value: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-questionnaireAdaptive'} index: 1 value: choices: [valueBoolean, valueUrl] index: 3 valueBoolean: {type: boolean, choiceOf: value, index: 4} valueUrl: {type: url, choiceOf: value, index: 5} package_version: 4.0.0-ballot extensions: {} class: extension kind: complex-type url: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-questionnaireAdaptive base: http://hl7.org/fhir/StructureDefinition/Extension version: 4.0.0-ballot