{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Measurement approximating the distance related to the structure between the ILM and the outer border of the inner plexiform layer (IPL), called the ganglion cell complex (GCC); see Section III.6 \\\"Retinal Thickness Definition\\\" in PS3.17",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "ac5de10e-5921-541c-a3ef-49248bfdce40",
  "ancestors" : {
    "111926" : 0
  },
  "id" : "268e6cf5-fdbe-4004-9db3-6d1e6057f739",
  "code" : "111926",
  "display" : "Ganglion cell complex thickness",
  "version" : "01"
}