1. Department of Ophthalmology and Visual Sciences, University of Alabama at Birmingham School of Medicine, Birmingham, Alabama, United States
2. Vitreous Retina Macula Consultants of New York, New York, New York, United States
3. Retina Associates, Sydney, New South Wales, Australia
4. Department of Ophthalmology, University Hospital Bonn, Bonn, Germany
5. LuEsther T. Mertz Retinal Research Center, Manhattan Eye, Ear and Throat Hospital, New York, New York, United States
6. Department of Ophthalmology, New York University, Grossman School of Medicine, New York, New York, United States