{
  "package" : "hl7.terminology.r4@6.3.0",
  "definition" : "The surface of a tooth facing the tongue.",
  "system" : "http://terminology.hl7.org/CodeSystem/ADAToothSurfaceCodes",
  "property" : [ ],
  "codesystem" : "4f12700f-fdf5-5fe0-9386-5823454bc7cf",
  "concept_id" : "812e3c07-0b1f-55d1-a5e0-6e58c825253b",
  "ancestors" : {
    "L" : 0
  },
  "id" : "7af43838-f36f-4c02-a389-56c401865121",
  "code" : "L",
  "display" : "Lingual",
  "version" : "1.0.0"
}