title: Estimating corneal meridians.
authors.forename: Anish N
authors.initials: AN
authors.lastname: Shah
authors.forename: Steven E
authors.initials: SE
authors.lastname: Harsum
mesh_terms: D001251:Astigmatism / Q000517:prevention & control; D002387:Cataract Extraction / Q000379:methods*; D003315:Cornea / Q000033:anatomy & histology* / Q000601:surgery; D006801:Humans; D011183:Postoperative Complications / Q000517:prevention & control