1. Retinal Imaging Research and Reading Center, Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, MD, USA
2. Ocular Imaging Research and Reading Center, Stanley M. Truhlsen Eye Institute, University of Nebraska Medical Center, 3902 Leavenworth Street, Omaha, NE, USA
3. Department of Ophthalmology, Retina Service, University of São Paulo Medical School, 05403-000 São Paulo, SP, Brazil