PKP for PBK--we don't have all the answers.
D003315:Cornea / Q000473:pathology; D003316:Corneal Diseases / Q000473:pathology / Q000601:surgery*; D016039:Corneal Transplantation; D004487:Edema / Q000473:pathology / Q000601:surgery*; D004727:Endothelium / Q000473:pathology; D006801:Humans; D007910:Lenses, Intraocular