{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "A clinical trial that provides a means for obtaining an experimental drug or device for patients who are not adequately treated by existing therapy, who do not meet the eligibility criteria for enrollment, or who are otherwise unable to participate in another clinical study. ",
  "system" : "http://hl7.org/fhir/study-design",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "SEVCO:01029"
  } ],
  "codesystem" : "bb32c5f8-166a-5db4-919c-9554be080f5c",
  "concept_id" : "cded7f2e-021f-5130-b0f2-cc16771aad5e",
  "ancestors" : {
    "SEVCO:01001" : 2,
    "SEVCO:01029" : 1,
    "SEVCO:01038" : 0
  },
  "id" : "10175cff-cc08-4d4a-b609-183a3ae4ca73",
  "code" : "SEVCO:01038",
  "display" : "Expanded Access study",
  "designation" : [ {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Compassionate use trial"
  }, {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Compassionate use study"
  }, {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Expanded access trial"
  } ],
  "version" : "5.0.0"
}