{
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  "definition" : "uncontrolled cohort.",
  "system" : "http://terminology.hl7.org/CodeSystem/study-type",
  "property" : [ ],
  "codesystem" : "6d5fe883-1d4b-5ea6-8935-4a55d22c522d",
  "concept_id" : "28cb2127-6823-57ab-b6f3-3b513a278c05",
  "ancestors" : {
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  },
  "id" : "d5d0da05-a6e8-44f0-b4bb-bc8092d19040",
  "code" : "cross-section",
  "display" : "cross sectional study",
  "version" : "1.0.0"
}