{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Includes trials conducted after preliminary evidence suggesting effectiveness of the drug has been obtained, and are intended to gather additional information to evaluate the overall benefit-risk relationship of the drug.",
  "system" : "http://terminology.hl7.org/CodeSystem/research-study-phase",
  "property" : [ ],
  "codesystem" : "ee5ea2b9-f362-5c7e-b4d6-917b2833d891",
  "concept_id" : "9e12bc35-794b-5cf8-9c5a-5d0716e004c1",
  "ancestors" : {
    "phase-3" : 0
  },
  "id" : "8791af01-66c8-4cf8-ae91-9af6960bc288",
  "code" : "phase-3",
  "display" : "Phase 3",
  "version" : "4.0.1"
}