1. Laboratory of Research and Clinical Applications in Ophthalmology (LARCAO), Department of Ophthalmology, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece
2. Department of Epidemiology, School of Medicine, Aristotle University of Thessaloniki, Thessaloniki, Greece
3. Stein Eye Institute, David Geffen School of Medicine at UCLA, University of California Los Angeles, Los Angeles, CA, USA
4. Wayne State University, Detroit, MI, USA
5. Eugene and Marilyn Glick Eye Institute, Department of Ophthalmology, Indiana University School of Medicine, Indianapolis, Indiana, USA
6. Department of Biostatistics, UCLA Fielding School of Public Health, Los Angeles, CA, USA