title: Influence of wavefront aberration and corneal subepithelial haze on low-contrast visual acuity after photorefractive keratectomy.
authors.forename: Arthur C K
authors.initials: AC
authors.lastname: Cheng
authors.forename: Srinivas K
authors.initials: SK
authors.lastname: Rao
authors.forename: Dennis S C
authors.initials: DS
authors.lastname: Lam
mesh_terms: D001251:Astigmatism / Q000209:etiology / Q000503:physiopathology; D015350:Contrast Sensitivity / Q000502:physiology; D003315:Cornea / Q000503:physiopathology*; D003318:Corneal Opacity / Q000209:etiology / Q000503:physiopathology*; D006801:Humans; D054018:Lasers, Excimer; D009216:Myopia / Q000601:surgery; D018903:Photorefractive Keratectomy / Q000009:adverse effects*; D011183:Postoperative Complications; D014786:Vision Disorders / Q000209:etiology / Q000503:physiopathology*; D014792:Visual Acuity / Q000502:physiology*