title: Astigmatism measurements for cataract and refractive surgery.
authors.forename: Thomas
authors.initials: T
authors.lastname: Kohnen
mesh_terms: D001251:Astigmatism / Q000175:diagnosis*; D002387:Cataract Extraction; D003941:Diagnostic Techniques, Ophthalmological; D006801:Humans; D054140:Refractive Surgical Procedures