1. Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland
2. Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland2Moorfields Eye Hospital, London, United Kingdom3Department of Ophthalmology, Johannes Kepler University, Linz, Austria4Department of Ophthalmology, Medical University, Graz, Austria5Department of Ophthalmology, University of Basel, Switzerland
3. Retina Foundation of the Southwest, Dallas, Texas
4. Scheie Eye Institute, University of Pennsylvania, Philadelphia
5. Center for Ophthalmology, Eberhard Karls Universität, Tübingen, Germany
6. Doheny Eye Institute, Los Angeles, California
7. Hoover Low Vision Rehabilitation Services, Greater Baltimore Medical Center, Baltimore, Maryland
8. Doheny Eye Institute, Los Angeles, California11University of California, Los Angeles David Geffen School of Medicine
9. Wilmer Eye Institute, Johns Hopkins University, Baltimore, Maryland5Department of Ophthalmology, University of Basel, Switzerland