1. Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States
2. Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States 2Department of Biostatistics and Epidemiology, University of Massachusetts-Amherst, Amherst, Massachusetts, United States
3. Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States 3Moorfields Eye Hospital, London, United Kingdom 4Department of Ophthalmology, Johannes Kepler University, Linz, Austria 5Department of Ophthalmology, Medical University, Graz, Austria 6Department of Ophthalmology, University of Basel, Basel, Switzerland
4. Retina Foundation of the Southwest, Dallas, Texas, United States
5. Hoover Low Vision Rehabilitation Services, Greater Baltimore Medical Center, Baltimore, Maryland, United States
6. Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, United States 6Department of Ophthalmology, University of Basel, Basel, Switzerland