1. Moorfields Eye Hospital, London, United Kingdom
2. Ophthalmology Clinic, Department of Medicine and Aging Science, University G. d'Annunzio of Chieti-Pescara, Chieti, Italy
3. IRCCS Fondazione G.B. Bietti, Roma, Italy
4. Eye Clinic, Polytechnic University of Marche, Ancona, Italy
5. Department of Surgical Science, Ophthalmic Clinic, University of L'Aquila, L'Aquila, Italy