1. UH Regional Hospitals, Cleveland, Ohio, USA.
2. Morehouse School of Medicine, Atlanta, Georgia, USA.
3. Department of Ophthalmology, Byers Eye Institute at Stanford University, Palo Alto, California, USA.
4. Intelligent Retinal Imaging Systems, Pensacola, Florida, USA.
5. Department of Ophthalmology, Emory University School of Medicine, Atlanta, Georgia, USA.