{
  "resourceType": "DocumentReference",
  "id": "TII-DocumentReference-1",
  "masterIdentifier": {
    "system": "urn:ietf:rfc:3986",
    "value": "urn:oid:1.2.276.0.7230010.3.1.4.2139363186.8948.974458937.72"
  },
  "status": "current",
  "type": {
    "coding": [
      {
        "system": "http://loinc.org",
        "code": "41806-1",
        "display": "CT Abdomen"
      }
    ]
  },
  "indexed": "1995-06-08T09:30:47+00:00",
  "content": [
    {
      "attachment": {
        "extension": [
          {
            "url": "accessProtocol",
            "valueCodeableConcept": {
              "coding": [
                {
                  "system": "http://trilliumbridge.eu/fhir/CodeSystem/trilm2-codesystem-1",
                  "code": "WADO-RS",
                  "display": "Web Access to DICOM Objects by RESTful Services (DICOM, part 18, section 6.5)"
                }
              ]
            }
          }
        ],
        "contentType": "application/dicom",
        "language": "en",
        "url": "https://www.someplacehospital.org/radiology/studies/1.2.840.113674.514.212.200/series/1.2.276.0.7230010.3.1.4.2139363186.8948.974458937.73/instances/1.2.276.0.7230010.3.1.4.2139363186.8948.974458937.72",
        "size": 2906,
        "creation": "1995-06-08"
      }
    }
  ],
  "context": {
    "related": [
      {
        "identifier": {
          "type": {
            "text": "Study Instance UID"
          },
          "system": "urn:ietf:rfc:3986",
          "value": "urn:oid:1.2.840.113674.514.212.200"
        }
      },
      {
        "identifier": {
          "type": {
            "text": "Series Instance UID"
          },
          "system": "urn:ietf:rfc:3986",
          "value": "urn:oid:1.2.276.0.7230010.3.1.4.2139363186.8948.974458937.73"
        }
      },
      {
        "ref": {
          "reference": "ImagingStudy/TII-ImagingStudy-1"
        }
      }
    ]
  }
}