title: Ongoing prospective clinical study of radial keratotomy.
mesh_terms: D000328:Adult; D003315:Cornea / Q000601:surgery*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009216:Myopia / Q000503:physiopathology / Q000601:surgery*; D011446:Prospective Studies; D012029:Refraction, Ocular; D014792:Visual Acuity