{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "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" : "67f99b2b-6cde-5256-b6e8-0d3be10821c9",
  "concept_id" : "9483d434-04b3-5f5f-a989-e4d4c958af2f",
  "ancestors" : {
    "phase-4" : 0
  },
  "id" : "c5e76ad2-9926-4683-8804-5841402c883f",
  "code" : "phase-4",
  "display" : "Phase 4",
  "version" : "4.0.1"
}