Renato Ambrósio, Jr, MD, PhD; Ana Laura C. Caiado, MD; Frederico P. Guerra, MD; Ricardo Louzada, MD; Abhijit Sinha Roy, PhD; Allan Luz, MD; William J. Dupps, MD, PhD; Michael W. Belin, MD, FACS, Journal of Refractive Surgery, Posted October 1, 2011