Radial keratotomy.
D003258:Consumer Behavior; D003315:Cornea / Q000601:surgery*; D005069:Evaluation Studies as Topic; D006801:Humans; D008722:Methods; D009216:Myopia / Q000601:surgery*; D011183:Postoperative Complications / Q000209:etiology; D012031:Refractometry; D014792:Visual Acuity