1. Heart and Vascular Institute, Cleveland Clinic Foundation, Cleveland, Ohio
2. Faculty of Medicine, Al-Azhar University, Cairo, Egypt
3. Department of Internal Medicine, Cleveland Clinic Foundation, Cleveland, Ohio
4. Gillings School of Global Public Health, University of North Carolina, Chapel Hill
5. Department of Medicine, Ascension St John Hospital, Detroit, Michigan
6. Department of Neuroscience, Medical University of South Carolina, Charleston
7. Experimental Ophthalmology, Charité-Universitatsmedizin Berlin, Berlin, Germany
8. Ophthalmology Department, Faculty of Medicine, Leipzig University, Leipzig, Germany