{
  "package" : "hl7.terminology@6.3.0",
  "definition" : "The surface of a tooth that is closest to the midline (middle) of the face.",
  "system" : "http://terminology.hl7.org/CodeSystem/ADAToothSurfaceCodes",
  "property" : [ ],
  "codesystem" : "e5d7432a-6626-557a-bc1f-d0d9eda5bb58",
  "concept_id" : "0c3bbd0c-e9d7-594e-a541-9bc39bf16ce9",
  "ancestors" : {
    "M" : 0
  },
  "id" : "41ee266a-09da-4a9b-b2be-6a2120f44f9b",
  "code" : "M",
  "display" : "Mesial",
  "version" : "1.0.0"
}