{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "A clinical trial to gather initial evidence in humans to support further investigation of an intervention.",
  "system" : "http://hl7.org/fhir/study-design",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "SEVCO:01031"
  }, {
    "_uri" : "http://hl7.org/fhir/concept-properties#parent",
    "code" : "parent",
    "_implicit" : true,
    "valueCode" : "SEVCO:01029"
  } ],
  "codesystem" : "bb32c5f8-166a-5db4-919c-9554be080f5c",
  "concept_id" : "b46df27a-523d-5541-bd43-f0d17965e4dd",
  "ancestors" : {
    "SEVCO:01001" : 2,
    "SEVCO:01029" : 1,
    "SEVCO:01030" : 0
  },
  "id" : "84992bf5-c698-468b-b811-19fda898db0d",
  "code" : "SEVCO:01030",
  "display" : "Phase 1 trial",
  "designation" : [ {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Phase I trial"
  }, {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Phase 1 study"
  }, {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "phase I clinical trial"
  } ],
  "version" : "5.0.0"
}