1. Ophthalmology Unit, Department of Neurological, Neuropsychological, Morphological, and Movement Sciences, University of Verona, Verona, Italy
2. Ophthalmology Clinic, Department of Medicine and Aging Science, University G. d'Annunzio of Chieti-Pescara, Chieti, Italy
3. Istituto di Ricovero e Cura a Carattere Scientifico, Fondazione G.B. Bietti, Roma, Italy
4. Department of Biomedical and Surgical Sciences, Division of Ophthalmology, University of Ferrara, Ferrara, Italy