{
  "package" : "hl7.terminology.r5@6.3.0",
  "definition" : "Upper Left Tooth 1 from the central axis, permanent dentition.",
  "system" : "http://terminology.hl7.org/CodeSystem/ex-tooth",
  "property" : [ ],
  "codesystem" : "18cc2737-6fa1-5f43-accc-7c1aac00e12d",
  "concept_id" : "0392abb9-020a-58cb-90be-6ce78c105ab3",
  "ancestors" : {
    "21" : 0
  },
  "id" : "024d8cf9-469e-4856-88e3-89b2dccfe010",
  "code" : "21",
  "display" : "21",
  "version" : "1.0.0"
}