{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "The SRK-T IOL calculation formula. Retzlaff JA, Sanders DR, Kraff MC. Development of the SRK/T intraocular lens implant power calculation formula. J Cataract Refract Surg 1990;16:333-40. Erratum 1990;16:528",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "dafc24dd-8569-5a52-9588-9d11e6d34ca8",
  "ancestors" : {
    "111767" : 0
  },
  "id" : "0cb5e189-f30c-4446-bc1d-15f421e3df7c",
  "code" : "111767",
  "display" : "SRK-T",
  "version" : "01"
}