{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Index of a patient's remaining visual field normalized for both age and generalized defect",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "8d4c3e6a-c1bf-5afd-a0be-663c63d0b7c9",
  "ancestors" : {
    "111852" : 0
  },
  "id" : "d114617b-0b6f-4aa6-b815-492989e0ba2e",
  "code" : "111852",
  "display" : "Visual Field Index",
  "version" : "01"
}