The indications for refractive keratoplasty.
D000328:Adult; D002387:Cataract Extraction; D002648:Child; D003315:Cornea / Q000601:surgery*; D005260:Female; D006801:Humans; D007908:Lens, Crystalline / Q000002:abnormalities / Q000601:surgery*; D008297:Male; D008722:Methods; D012030:Refractive Errors; D014792:Visual Acuity