{
  "description": "Who/what is the subject of the document",
  "_filename": "SearchParameter-DocumentReference-subject.json",
  "package_name": "hl7.fhir.r5.core",
  "date": "2019-12-31T21:03:40+11:00",
  "expression": "DocumentReference.subject",
  "publisher": "Health Level Seven International (Orders and Observations)",
  "name": "subject",
  "xpath": "f:DocumentReference/f:subject",
  "xpathUsage": "normal",
  "type": "reference",
  "experimental": "false",
  "resourceType": "SearchParameter",
  "title": null,
  "package_version": "4.2.0",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  } ],
  "status": "draft",
  "id": "9081e3ea-ed8a-4e80-a570-05e2fe2fdfc0",
  "kind": null,
  "url": "http://hl7.org/fhir/SearchParameter/DocumentReference-subject",
  "code": "subject",
  "target": [ "Practitioner", "Group", "Specimen", "Organization", "Device", "Patient", "PractitionerRole", "Location" ],
  "base": [ "DocumentReference" ],
  "version": "4.2.0",
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/fhir",
      "system": "url"
    } ]
  }, {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/orders/index.cfm",
      "system": "url"
    } ]
  } ]
}