1. Department of Neurosciences, Ophthalmology, University of Pisa, Pisa - Italy
2. G.B. Bietti Foundation-IRCCS (Istituto di Ricovero e Cura a Carattere Scientifico), Roma - Italy
3. Eye Clinic, San Paolo Hospital, University of Milano, Milano - Italy
4. Ophthalmic Surgery, AOUP, Pisa - Italy
5. Miguel Servet University Hospital, University of Zaragoza, Zaragoza - Spain