description: The DTR SDC Questionnaire represents a Questionnaire which follows SDC profile. package_name: hl7.fhir.us.davinci derivation: constraint name: DTRSDCQuestionnaire type: Questionnaire elements: text: mustSupport: true index: 0 extensions: textRenderingStyle: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', min: 0, max: 1, type: Extension, index: 1} textRenderingXhtml: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', min: 0, max: 1, type: Extension, index: 2} elements: extension: type: Extension url: http://hl7.org/fhir/StructureDefinition/rendering-style index: 1 slicing: slices: textRenderingStyle: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', index: 1} min: 0 max: 1 textRenderingXhtml: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', index: 2} min: 0 max: 1 extension: type: Extension url: http://hl7.org/fhir/StructureDefinition/rendering-styleSensitive index: 3 slicing: slices: constraint: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-constraint', index: 8} min: 0 styleSensitive: match: {} schema: type: Extension url: http://hl7.org/fhir/StructureDefinition/rendering-styleSensitive index: 3 elements: valueBoolean: pattern: {type: Boolean, value: false} index: 4 required: [valueBoolean] variable: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/variable', index: 12} min: 0 launchContex: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-launchContext', index: 11} min: 0 itemPopulationContext: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemPopulationContext', index: 13} min: 0 signatureRequired: match: {} schema: {type: Extension, short: There's a cost to support this., mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-signatureRequired', index: 7} min: 0 entryMode: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-entryMode', index: 5} min: 0 cqf-library: match: {} schema: type: Extension short: The library can contain CQL, FHIRPath or x-fhir-query. The implementers must handle any of the above. mustSupport: true url: http://hl7.org/fhir/StructureDefinition/cqf-library index: 9 elements: valueCanonical: {type: canonical, index: 10} required: [valueCanonical] endpoint: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-endpoint', index: 6} min: 0 title: extensions: titleRenderingStyle: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', min: 0, max: 1, type: Extension, index: 15} titleRenderingXhtml: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', min: 0, max: 1, type: Extension, index: 16} elements: extension: index: 14 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: titleRenderingStyle: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', index: 15} min: 0 max: 1 titleRenderingXhtml: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', index: 16} min: 0 max: 1 item: extensions: answerOptionsToggleExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-answerOptionsToggleExpression', min: 0, type: Extension, index: 44} minQuantity: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-minQuantity', min: 0, type: Extension, index: 39} maxValue: {url: 'http://hl7.org/fhir/StructureDefinition/maxValue', min: 0, type: Extension, index: 38} itemHidden: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-hidden', min: 0, type: Extension, mustSupport: true, index: 20} openLabel: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-openLabel', min: 0, type: Extension, index: 21} candidateExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-candidateExpression', min: 0, type: Extension, mustSupport: true, index: 49} maxDecimalPlaces: {url: 'http://hl7.org/fhir/StructureDefinition/maxDecimalPlaces', min: 0, type: Extension, index: 41} referenceProfile: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-referenceProfile', min: 0, type: Extension, mustSupport: true, index: 48} unit: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unit', min: 0, type: Extension, index: 55} itemConstraint: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-constraint', min: 0, type: Extension, index: 51} maxOccurs: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs', min: 0, type: Extension, index: 34} lookupQuestionnaire: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-lookupQuestionnaire', min: 0, type: Extension, mustSupport: true, index: 50} collapsible: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-collapsible', min: 0, max: 1, type: Extension, index: 30} itemControl: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl', min: 0, type: Extension, mustSupport: true, index: 22} unitValueSet: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unitValueSet', min: 0, type: Extension, mustSupport: true, index: 46} initialExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-initialExpression', min: 0, type: Extension, mustSupport: true, index: 52} choiceOrientation: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-choiceOrientation', min: 0, type: Extension, index: 23} width: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width', min: 0, type: Extension, index: 27} usageMode: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode', min: 0, type: Extension, index: 31} contextExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-contextExpression', min: 0, type: Extension, mustSupport: true, index: 56} entryFormat: {url: 'http://hl7.org/fhir/StructureDefinition/entryFormat', min: 0, type: Extension, index: 29} minValue: {url: 'http://hl7.org/fhir/StructureDefinition/minValue', min: 0, type: Extension, index: 37} minLength: {url: 'http://hl7.org/fhir/StructureDefinition/minLength', min: 0, type: Extension, index: 35} choiceColumn: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn', min: 0, type: Extension, index: 26} itemOptionalDisplay: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-optionalDisplay', min: 0, max: 0, type: Extension, index: 18} supportLink: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-supportLink', min: 0, type: Extension, mustSupport: true, index: 25} displayCategory: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-displayCategory', min: 0, type: Extension, index: 24} shortText: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-shortText', min: 0, type: Extension, index: 19} minOccurs: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs', min: 0, type: Extension, index: 33} mimeType: {url: 'http://hl7.org/fhir/StructureDefinition/mimeType', min: 0, type: Extension, mustSupport: true, index: 42} regex: {url: 'http://hl7.org/fhir/StructureDefinition/regex', min: 0, type: Extension, index: 36} enableWhenExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-enableWhenExpression', min: 0, type: Extension, mustSupport: true, index: 54} calculatedExpression: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression', min: 0, type: Extension, mustSupport: true, index: 53} referenceResource: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource', min: 0, type: Extension, mustSupport: true, index: 47} maxQuantity: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-maxQuantity', min: 0, type: Extension, index: 40} maxSize: {url: 'http://hl7.org/fhir/StructureDefinition/maxSize', min: 0, type: Extension, index: 43} itemMedia: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemMedia', min: 0, max: 1, type: Extension, index: 17} unitOption: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unitOption', min: 0, type: Extension, mustSupport: true, index: 45} sliderStepValue: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-sliderStepValue', min: 0, type: Extension, index: 28} itemSignatureRequired: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-signatureRequired', min: 0, type: Extension, index: 32} elements: enableBehavior: {mustSupport: true, index: 65} repeats: elements: value: mustSupport: false index: 69 extensions: repeatsExpression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, index: 71} elements: extension: index: 70 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: repeatsExpression: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 71} min: 0 max: 1 enableWhen: {mustSupport: true, index: 64} answerOption: extensions: itemAnswerMedia: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemAnswerMedia', min: 0, max: 1, type: Extension, index: 79} optionExclusive: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-optionExclusive', min: 0, max: 1, type: Extension, mustSupport: true, index: 80} ordinalValue: {url: 'http://hl7.org/fhir/StructureDefinition/ordinalValue', min: 0, max: 1, type: Extension, index: 81} elements: extension: index: 78 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: itemAnswerMedia: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemAnswerMedia', index: 79} min: 0 max: 1 optionExclusive: match: {url: null} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-optionExclusive', index: 80} min: 0 max: 1 ordinalValue: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/ordinalValue', index: 81} min: 0 max: 1 value: mustSupport: true choices: [] index: 83 value[x]: extensions: answerOptionRenderingXhtml: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', min: 0, max: 1, type: Extension, mustSupport: true, index: 84} elements: extension: type: Extension mustSupport: true url: http://hl7.org/fhir/StructureDefinition/rendering-xhtml index: 84 slicing: slices: answerOptionRenderingXhtml: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', index: 84} min: 0 max: 1 prefix: extensions: itemPrefixRenderingStyle: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', min: 0, max: 1, type: Extension, index: 58} itemPrefixRenderingXhtml: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', min: 0, max: 1, type: Extension, index: 59} elements: extension: index: 57 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: itemPrefixRenderingStyle: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', index: 58} min: 0 max: 1 itemPrefixRenderingXhtml: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', index: 59} min: 0 max: 1 extension: type: Extension url: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemMedia index: 17 slicing: slices: answerOptionsToggleExpression: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-answerOptionsToggleExpression', index: 44} min: 0 minQuantity: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-minQuantity', index: 39} min: 0 maxValue: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/maxValue', index: 38} min: 0 itemHidden: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-hidden', index: 20} min: 0 openLabel: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-openLabel', index: 21} min: 0 candidateExpression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-candidateExpression', index: 49} min: 0 maxDecimalPlaces: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/maxDecimalPlaces', index: 41} min: 0 referenceProfile: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-referenceProfile', index: 48} min: 0 unit: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unit', index: 55} min: 0 itemConstraint: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-constraint', index: 51} min: 0 maxOccurs: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-maxOccurs', index: 34} min: 0 lookupQuestionnaire: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-lookupQuestionnaire', index: 50} min: 0 collapsible: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-collapsible', index: 30} min: 0 max: 1 itemControl: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-itemControl', index: 22} min: 0 unitValueSet: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unitValueSet', index: 46} min: 0 initialExpression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-initialExpression', index: 52} min: 0 choiceOrientation: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-choiceOrientation', index: 23} min: 0 width: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-width', index: 27} min: 0 usageMode: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-usageMode', index: 31} min: 0 contextExpression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-contextExpression', index: 56} min: 0 entryFormat: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/entryFormat', index: 29} min: 0 minValue: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/minValue', index: 37} min: 0 minLength: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/minLength', index: 35} min: 0 choiceColumn: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn', index: 26} min: 0 itemOptionalDisplay: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-optionalDisplay', index: 18} min: 0 max: 0 supportLink: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-supportLink', index: 25} min: 0 displayCategory: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-displayCategory', index: 24} min: 0 shortText: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-shortText', index: 19} min: 0 minOccurs: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-minOccurs', index: 33} min: 0 mimeType: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/mimeType', index: 42} min: 0 regex: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/regex', index: 36} min: 0 enableWhenExpression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-enableWhenExpression', index: 54} min: 0 calculatedExpression: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-calculatedExpression', index: 53} min: 0 referenceResource: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-referenceResource', index: 47} min: 0 maxQuantity: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-maxQuantity', index: 40} min: 0 maxSize: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/maxSize', index: 43} min: 0 itemMedia: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemMedia', index: 17} min: 0 max: 1 unitOption: match: {} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-unitOption', index: 45} min: 0 sliderStepValue: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-sliderStepValue', index: 28} min: 0 itemSignatureRequired: match: {} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-signatureRequired', index: 32} min: 0 readOnly: elements: value: mustSupport: false index: 72 extensions: readOnlyExpression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, index: 74} elements: extension: index: 73 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: readOnlyExpression: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 74} min: 0 max: 1 answerValueSet: elements: value: mustSupport: false index: 75 extensions: answerValueSetExpression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, index: 77} elements: extension: index: 76 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: answerValueSetExpression: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 77} min: 0 max: 1 required: elements: value: mustSupport: false index: 66 extensions: requiredExpression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, index: 68} elements: extension: index: 67 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: requiredExpression: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 68} min: 0 max: 1 text: extensions: itemTextRenderingStyle: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', min: 0, max: 1, type: Extension, index: 61} itemTextRenderingXhtml: {url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', min: 0, max: 1, type: Extension, mustSupport: true, index: 62} itemTextCqfExpression: {url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', min: 0, max: 1, type: Extension, index: 63} elements: extension: index: 60 slicing: rules: open ordered: false discriminator: - {path: url, type: value} min: null slices: itemTextRenderingStyle: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/rendering-style', index: 61} min: 0 max: 1 itemTextRenderingXhtml: match: {url: null} schema: {type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/rendering-xhtml', index: 62} min: 0 max: 1 itemTextCqfExpression: match: {url: null} schema: {type: Extension, url: 'http://hl7.org/fhir/StructureDefinition/cqf-expression', index: 63} min: 0 max: 1 package_version: dtr-1.1.0-ballot extensions: constraint: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-constraint', min: 0, type: Extension, index: 8} styleSensitive: url: http://hl7.org/fhir/StructureDefinition/rendering-styleSensitive type: Extension index: 3 elements: valueBoolean: pattern: {type: Boolean, value: false} index: 4 required: [valueBoolean] variable: {url: 'http://hl7.org/fhir/StructureDefinition/variable', min: 0, type: Extension, mustSupport: true, index: 12} launchContex: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-launchContext', min: 0, type: Extension, mustSupport: true, index: 11} itemPopulationContext: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-itemPopulationContext', min: 0, type: Extension, mustSupport: true, index: 13} signatureRequired: {url: 'http://hl7.org/fhir/StructureDefinition/questionnaire-signatureRequired', min: 0, type: Extension, short: There's a cost to support this., mustSupport: true, index: 7} entryMode: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-entryMode', min: 0, type: Extension, mustSupport: true, index: 5} cqf-library: url: http://hl7.org/fhir/StructureDefinition/cqf-library type: Extension short: The library can contain CQL, FHIRPath or x-fhir-query. The implementers must handle any of the above. mustSupport: true index: 9 elements: valueCanonical: {type: canonical, index: 10} required: [valueCanonical] endpoint: {url: 'http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-endpoint', min: 0, type: Extension, mustSupport: true, index: 6} class: profile kind: resource url: http://hl7.org/fhir/us/davinci-dtr/StructureDefinition/dtr-sdc-questionnaire base: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire version: 1.1.0-ballot required: [text]