1. Department of Sensory Organs, Faculty of Medicine and Dentistry, Sapienza University of Rome, I-00161 Rome, Italy
2. Low Vision Research Centre of Milan, I-20145 Milan, Italy
3. Laboratory of Clinical Virology, Medical School, University of Crete, Heraklion 71003, Greece
4. IRCCS‑Fondazione Bietti, I-00198 Rome, Italy