{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "Suprathreshold testing strategy, in which each point is initially tested using stimulus that is 6 dB brighter than the expected hill of vision. If the patient does not respond, the stimulus is presented a second time at the same brightness. If the patient sees either presentation, the point is marked as \\\"seen\\\"; otherwise it is marked as \\\"not seen\\\"",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "9258e426-547b-5304-a2c5-56adee3f8cf2",
  "ancestors" : {
    "111822" : 0
  },
  "id" : "73e9f655-90ca-4d7f-bf3c-dc857c8ab8df",
  "code" : "111822",
  "display" : "Visual Field Two-Zone Test Strategy",
  "version" : "01"
}