Historical review and clinical results of radial keratotomy.
D001251:Astigmatism / Q000601:surgery; D003315:Cornea / Q000601:surgery*; D049673:History, 20th Century; D006801:Humans; D008722:Methods; D009216:Myopia / Q000601:surgery; D011183:Postoperative Complications / Q000453:epidemiology; D011300:Preoperative Care; D012030:Refractive Errors / Q000266:history; D054140:Refractive Surgical Procedures; D014463:Ultrasonography; D014792:Visual Acuity