{
  "package" : "hl7.terminology@6.3.0",
  "definition" : "Studies of FDA-approved drugs to delineate additional information including the drug's risks, benefits, and optimal use.",
  "system" : "http://terminology.hl7.org/CodeSystem/research-study-phase",
  "property" : [ ],
  "codesystem" : "8c597f32-23f1-5f7a-95af-64351167097a",
  "concept_id" : "9483d434-04b3-5f5f-a989-e4d4c958af2f",
  "ancestors" : {
    "phase-4" : 0
  },
  "id" : "2b5159db-3523-480f-ad64-8b3c68a77bf9",
  "code" : "phase-4",
  "display" : "Phase 4",
  "version" : "1.0.0"
}