Hexagonal keratotomy.
Robin
J B
JB
D001251:Astigmatism / Q000209:etiology*; D006801:Humans; D007646:Keratotomy, Radial / Q000009:adverse effects*; D008027:Light; D012542:Scattering, Radiation; D014786:Vision Disorders / Q000209:etiology*; D014792:Visual Acuity