{
"resourceType": "SearchParameter", "id": "questionnaire-extensions-Questionnaire-deReference", "url": "http://hl7.org/fhir/SearchParameter/questionnaire-extensions-Questionnaire-deReference", "name": "deReference", "code": "deReference", "base": "Questionnaire", "type": "token", "description": "A data element referenced by one of the questions in the questionnaire", "xpath": "f:Questionnaire/f:group/f:question/f:extension[@url='http://hl7.org/fhir/StructureDefinition/questionnaire-deReference']", "xpathUsage": "normal"
}