title: Comparing videokeratoscopic systems.
authors.forename: D
authors.initials: D
authors.lastname: Varssano
authors.forename: C J
authors.initials: CJ
authors.lastname: Rapuano
authors.forename: J I
authors.initials: JI
authors.lastname: Luchs
mesh_terms: D003315:Cornea / Q000473:pathology*; D019781:Corneal Topography / Q000295:instrumentation / Q000592:standards*; D016039:Corneal Transplantation / Q000473:pathology; D006801:Humans; D007640:Keratoconus / Q000473:pathology / Q000601:surgery; D011446:Prospective Studies; D015203:Reproducibility of Results; D012680:Sensitivity and Specificity