1. Department of Ophthalmology, Duke University Medical Center, Durham, North Carolina
2. Flaum Eye Institute, University of Rochester Medical Center, Rochester, New York
3. Bascom Palmer Eye Institute, Department of Ophthalmology, University of Miami, Miami, Florida
4. Department of Ophthalmology and Visual Sciences, Case Western Reserve University, Cleveland, Ohio
5. Department of Ophthalmology, Medical College of Wisconsin, Milwaukee
6. Department of Ophthalmology, University of Southern California, Los Angeles
7. Retinal Consultants of Arizona, Phoenix