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

A complex expression that provides a list of the allowed options that should be enabled or disabled based on the evaluation of a provided expression. It allows toggling of allowed answers based on context, including the answers provided to other expressions. Any options not listed by one of the answerOptionsToggleExpression occurrences are presumed to be 'enabled'
element_idtypes
Extension
Extension.extension
Extension.extension:option
Extension.extension:option.extension
Extension.extension:option.url
Extension.extension:option.value[x]
Extension.extension:expression
Extension.extension:expression.extension
Extension.extension:expression.url
Extension.extension:expression.value[x]
Extension.url
Extension.value[x]
Extension
Extension.id
Extension.extension
Extension.extension:option
Extension.extension:option.id
Extension.extension:option.extension
Extension.extension:option.url
Extension.extension:option.value[x]
Extension.extension:expression
Extension.extension:expression.id
Extension.extension:expression.extension
Extension.extension:expression.url
Extension.extension:expression.value[x]
Extension.url
Extension.value[x]