From the Ophthalmology Unit, Morgagni-Pierantoni Hospital, Forlì, Italy (Taroni); Stein Eye Institute, University of California, Los Angeles, California (Hoffer); St. Mary's Eye Center, Santa Monica, California (Hoffer); Department of Translational Medicine, University of Ferrara, Ferrara, Italy (Pellegrini); Department of Ophthalmology, Ospedali Privati Forlì“Villa Igea,” Forlì, Italy (Pellegrini); Istituto Internazionale per la Ricerca e Formazione in Oftalmologia (IRFO), Forlì, Italy (Pellegrini); Eye Clinic, S.Orsola-Malpighi University Hospital, University of Bologna, Bologna, Italy (Lupardi); I.R.C.C.S.—G.B. Bietti Foundation, Rome, Italy (Savini).

Corresponding author: Leonardo Taroni, MD, Ophthalmology Unit, Morgagni-Pierantoni Hospital, Via Forlanini, 34, 47121, Forlì, Italy. Email: [email protected].

The contribution of I.R.C.C.S.—G.B. Bietti Foundation was supported by Fondazione Roma and the Italian Ministry of Health.

Disclosures: K.J. Hoffer licenses the registered trademark name Hoffer to ensure accurate programming of his formulas to Carl Zeiss Meditec AG (IOLMasters), Haag-Streit AG (LENSTAR/EyeStar), Heidelberg Engineering, Inc. (Anterion), Movu, Inc. (Argos), Nidek, Inc. (AL-Scan), Oculus Surgical, Inc. (Pentacam AXL), Tomey Corp. (OA-2000), Topcon Europe Medical B.V./Visia Imaging (Aladdin), Ziemer USA, Inc. (Galilei G6), and all A-scan biometer manufacturers. G. Savini has received personal fees from Alcon Laboratories, Inc., Costruzione Strumenti Oftalmici, Johnson & Johnson Vision, Oculus Surgical, Inc., STAAR Surgical Co., and Carl Zeiss Meditec AG. None of the other authors has any financial or proprietary interest in any material or method mentioned.

First author:Leonardo Taroni, MDOphthalmology Unit, Morgagni-Pierantoni Hospital, Forlì, Italy