{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "A study design process in which data is collected at two or more points in time.",
  "system" : "http://hl7.org/fhir/study-design",
  "property" : [ {
    "_uri" : "http://hl7.org/fhir/concept-properties#child",
    "code" : "child",
    "_implicit" : true,
    "valueCode" : "SEVCO:01018"
  } ],
  "codesystem" : "bb32c5f8-166a-5db4-919c-9554be080f5c",
  "concept_id" : "6ef5caf4-383c-58c5-b9bf-2a5c8e0214dd",
  "ancestors" : {
    "SEVCO:01028" : 0
  },
  "id" : "53882057-1a6d-4e15-93ca-49287ed13ce0",
  "code" : "SEVCO:01028",
  "display" : "Longitudinal data collection",
  "designation" : [ {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Longitudinal study"
  } ],
  "version" : "5.0.0"
}