title: Lamellar or surface?
authors.forename: Thomas
authors.initials: T
authors.lastname: Kohnen
mesh_terms: D006801:Humans; D020731:Keratomileusis, Laser In Situ / Q000379:methods*; D054018:Lasers, Excimer; D018903:Photorefractive Keratectomy; D054140:Refractive Surgical Procedures