title: Centration for keratorefractive surgery.
authors.forename: G W
authors.initials: GW
authors.lastname: Hall
mesh_terms: D003315:Cornea / Q000033:anatomy & histology* / Q000502:physiology* / Q000601:surgery; D006801:Humans; D009885:Ophthalmology / Q000379:methods; D012029:Refraction, Ocular; D012030:Refractive Errors / Q000503:physiopathology; D054140:Refractive Surgical Procedures; D014795:Visual Pathways