{
  "resourceType": "SearchParameter",
  "id": "DeviceRequest-subject",
  "url": "http://hl7.org/fhir/SearchParameter/DeviceRequest-subject",
  "name": "subject",
  "status": "draft",
  "experimental": false,
  "publisher": "Health Level Seven International (Orders and Observations)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        }
      ]
    },
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/orders/index.cfm"
        }
      ]
    }
  ],
  "code": "subject",
  "base": [
    "DeviceRequest"
  ],
  "type": "reference",
  "description": "Individual the service is ordered for",
  "expression": "DeviceRequest.subject",
  "xpath": "f:DeviceRequest/f:subject",
  "xpathUsage": "normal",
  "target": [
    "Group",
    "Device",
    "Patient",
    "Location"
  ]
}