[1] Univ Palermo, Palermo, Italy
[2] IRCC, Univ Div Med Oncol & Haematol, Turin, Italy
[3] Fatebenefratelli Oftalm Hosp, Milan, Italy
[4] EO Ospedali Galliera, Genoa, Italy
[5] S Giovanni Dio Hosp, Naples, Italy
[6] San Matteo Univ Hosp, IRCCS, Pavia, Italy