Affiliation: | 1. Department of Ophthalmology (H.J.S.), Keck School of Medicine, University of Southern California, Los Angeles, California, USA;2. Department of Preventive Medicine (L.L.), Keck School of Medicine, University of Southern California, Los Angeles, California, USA;3. College of Medicine, Cornell University, New York, New York, USA (M.S.);4. Laser Eye Center, Los Angeles, California, USA (A.G., J.H.K., A.S.) |