http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-questionnaire-choiceColumn|4.0.0-ballot

Provides guidelines for rendering multi-column choices. I.e. when displaying a list of codes (for `choice` or `open-choice` items) or a list of resources (for `reference` items), this extension allows the drop-down to have multiple columns. For codes, the author can pick additional code system properties to display - such as alternate display names strength or form for drug codes, etc. For references, the author can choose particular columns from the resource (e.g. first name, last name, specialty, address).
element_idtypes
Extension
Extension.extension
Extension.extension:path
Extension.extension:path.extension
Extension.extension:path.url
Extension.extension:path.value[x]
Extension.extension:label
Extension.extension:label.extension
Extension.extension:label.url
Extension.extension:label.value[x]
Extension.extension:width
Extension.extension:width.extension
Extension.extension:width.url
Extension.extension:width.value[x]
Extension.extension:forDisplay
Extension.extension:forDisplay.extension
Extension.extension:forDisplay.url
Extension.extension:forDisplay.value[x]
Extension.url
Extension.value[x]
Extension
Extension.id
Extension.extension
Extension.extension:path
Extension.extension:path.id
Extension.extension:path.extension
Extension.extension:path.url
Extension.extension:path.value[x]
Extension.extension:label
Extension.extension:label.id
Extension.extension:label.extension
Extension.extension:label.url
Extension.extension:label.value[x]
Extension.extension:width
Extension.extension:width.id
Extension.extension:width.extension
Extension.extension:width.url
Extension.extension:width.value[x]
Extension.extension:forDisplay
Extension.extension:forDisplay.id
Extension.extension:forDisplay.extension
Extension.extension:forDisplay.url
Extension.extension:forDisplay.value[x]
Extension.url
Extension.value[x]