title: Let us be clear: a cornea has no axis; a cornea has meridians.
authors.forename: Catharina A
authors.initials: CA
authors.lastname: Eggink
authors.forename: Johannes R M
authors.initials: JR
authors.lastname: Cruysberg
mesh_terms: D001251:Astigmatism / Q000453:epidemiology*; D002386:Cataract / Q000453:epidemiology*; D002387:Cataract Extraction; D005260:Female; D006784:Hospitals, Teaching / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male