1. San Marino Hospital, San Marino
2. Fondazione Policlinico Universitario Agostino Gemelli, Universita’ Cattolica Del Sacro Cuore, Rome, Italy
3. Medical University in Lublin, Lublin, Poland
4. Aditya Jyot Eye Hospital, Mumbai, India
5. University of Catania, Catania, Italy
6. University of Modena, Modena, Italy