*Keye Eye Center, Seoul, Korea
†Department of Ophthalmology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea
W. K. Lee has served on advisory boards for Novartis, Bayer, Allergan, Alcon, and Santen and has received consultancy fees from these companies. He has received payments for lectures from Novartis, Bayer, Allergan, and Alcon. The remaining authors have no conflicts of interests to disclose.