{ "description": "Returns patients with an ethnicity extension matching the specified code.", "_filename": "SearchParameter-us-core-ethnicity.json", "package_name": "hl7.fhir.us.core", "date": null, "publisher": null, "name": "ethnicity", "xpath": "f:Patient/f:extension[@url='http://hl7.org/fhir/StructureDefinition/us-core-ethnicity'] | f:Patient/f:extension[@url='http://hl7.org/fhir/StructureDefinition/us-core-ethnicity']", "xpathUsage": "normal", "type": "token", "experimental": "true", "resourceType": "SearchParameter", "title": null, "package_version": "0.0.0", "status": "draft", "id": "3687c729-12c9-4c3a-b436-ef50b944e3fc", "kind": null, "url": "http://hl7.org/fhir/us/core/SearchParameter/us-core-ethnicity", "code": "ethnicity", "base": [ "Patient" ], "version": null }