{
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  "definition" : "Type of research study, such as randomized trial or case-control study.",
  "system" : "http://hl7.org/fhir/focus-characteristic-code",
  "property" : [ ],
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  "concept_id" : "ef724f31-cd21-5a3b-83b7-677992d0767c",
  "ancestors" : {
    "study-type" : 0
  },
  "id" : "f69af339-5ee1-417c-ac35-9239201778b1",
  "code" : "study-type",
  "display" : "Study type",
  "version" : "5.0.0"
}