title: Photorefractive keratectomy for correction of astigmatism after penetrating keratoplasty.
authors.affiliation: McGill University, Royal Victoria Hospital, Montreal, Canada.
authors.forename: J
authors.initials: J
authors.lastname: Deschênes
authors.forename: S
authors.initials: S
authors.lastname: Jovkar
authors.forename: G
authors.initials: G
authors.lastname: Balazsi
authors.forename: P
authors.initials: P
authors.lastname: Thompson
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D001251:Astigmatism / Q000209:etiology / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D015948:Keratoplasty, Penetrating / Q000009:adverse effects*; D054018:Lasers, Excimer; D008297:Male; D008875:Middle Aged; D018903:Photorefractive Keratectomy; D016896:Treatment Outcome; D014792:Visual Acuity