{
  "package" : "hl7.fhir.r5.core@5.0.0",
  "definition" : "A study design process in which study participants are not informed of their intervention assignment.",
  "system" : "http://hl7.org/fhir/study-design",
  "property" : [ ],
  "codesystem" : "bb32c5f8-166a-5db4-919c-9554be080f5c",
  "concept_id" : "7af2256b-9579-54b4-9fe8-47fcd228e14d",
  "ancestors" : {
    "SEVCO:01060" : 0
  },
  "id" : "ad6b96b0-2a34-4d73-ac88-096b314495bb",
  "code" : "SEVCO:01060",
  "display" : "Blinding of study participants",
  "designation" : [ {
    "use" : {
      "display" : "Alternative term"
    },
    "value" : "Masking of study participants"
  } ],
  "version" : "5.0.0"
}