Keratoplasty--a modified method.
D000368:Aged; D003315:Cornea / Q000601:surgery*; D065306:Corneal Injuries; D005126:Eye Burns / Q000601:surgery; D005131:Eye Injuries / Q000601:surgery; D006801:Humans; D007640:Keratoconus / Q000601:surgery; D007908:Lens, Crystalline / Q000002:abnormalities; D014181:Transplantation Immunology