1. Center for Eye Research and Innovative Diagnostics, Department of Ophthalmology, Oslo University Hospital, and Institute for Clinical Medicine, Faculty of Medicine, University of Oslo, 0450 Oslo, Norway
2. Eye Hospital, University Medical Center, 1000 Ljubljana, Slovenia
3. Department of Ophthalmology, Justus Liebig University, University Hospital Giessen and Marburg GmbH, 35390 Giessen, Germany
4. Karl Landsteiner Institute for Retinal Research and Imaging, 1030 Vienna, Austria
5. CELLS-ALBA, Carrer de la Llum 2-26, Cerdanyola del Valles, 08290 Barcelona, Spain
6. Department of Ophthalmology, University of Split School of Medicine and University Hospital Centre, 21000 Split, Croatia