1. Department of Medicine and Surgery Section of Ophthalmology S. Maria della Misericordia Hospital University of Perugia Perugia Italy
2. Fondazione per la Macula Onlus Di.N.O.G.Mi. University Eye Clinic Genova Italy
3. Centre de l’Odéon Paris France
4. Department of Medicine and Surgery Section of Internal Medicine S. Maria della Misericordia Hospital University of Perugia Perugia Italy
5. Department of Surgical Sciences Eye Clinic Section University of Turin Turin Italy
6. UPMC Eye Center University of Pittsburgh Pittsburgh PA USA