{
  "resourceType": "ValueSet",
  "id": "instance-availability",
  "meta": {
    "lastUpdated": "2018-12-27T22:37:54.724+11:00",
    "profile": [
      "http://hl7.org/fhir/StructureDefinition/shareablevalueset"
    ]
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "ii"
    }
  ],
  "url": "http://hl7.org/fhir/ValueSet/instance-availability",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:1.2.840.10008.6.​1.​811"
    }
  ],
  "version": "4.0.0",
  "name": "InstanceAvailability",
  "title": "InstanceAvailability",
  "status": "draft",
  "experimental": false,
  "date": "2018-12-27T22:37:54+11:00",
  "publisher": "HL7 (FHIR Project)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        },
        {
          "system": "email",
          "value": "fhir@lists.hl7.org"
        }
      ]
    }
  ],
  "description": "Availability of the resource.",
  "copyright": "These codes are excerpted from Digital Imaging and Communications in Medicine (DICOM) Standard, Part 16: Content Mapping Resource, Copyright 2011 by the National Electrical Manufacturers Association",
  "compose": {
    "include": [
      {
        "system": "http://dicom.nema.org/resources/ontology/DCM",
        "concept": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "Resources are immediately available."
              }
            ],
            "code": "ONLINE"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "Resources need to be retrieved by manual intervention."
              }
            ],
            "code": "OFFLINE"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "Resources need to be retrieved from relatively slow media."
              }
            ],
            "code": "NEARLINE"
          },
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/valueset-concept-definition",
                "valueString": "Resources cannot be retrieved."
              }
            ],
            "code": "UNAVAILABLE"
          }
        ]
      }
    ]
  }
}