1. Dana Center for Preventive Ophthalmology, Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland2Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland
2. Melbourne School of Population and Global Health, University of Melbourne, Melbourne, Australia
3. LAICO, Aravind Eye Care System, Madurai, India
4. Francis I. Proctor Foundation, University of California, San Francisco7Department of Ophthalmology, University of California, San Francisco
5. Department of Ophthalmology, Casey Eye Institute, Oregon Health and Sciences University, Portland, Oregon9Department of Medical Informatics and Clinical Epidemiology, Casey Eye Institute, Oregon Health and Sciences University, Portland, Oregon
6. Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland
7. University of Washington Eye Institute, Seattle