title: Prospective Evaluation of Radial Keratotomy (PERK) Study 10 years after surgery.
authors.forename: A
authors.initials: A
authors.lastname: Gwon
mesh_terms: D000328:Adult; D000368:Aged; D002386:Cataract / Q000209:etiology*; D003315:Cornea / Q000601:surgery*; D006801:Humans; D015994:Incidence; D007646:Keratotomy, Radial / Q000009:adverse effects*; D008875:Middle Aged; D011183:Postoperative Complications; D015995:Prevalence; D011446:Prospective Studies; D054140:Refractive Surgical Procedures