1. Department of Medical and Surgical Sciences University of Foggia Foggia Italy
2. Centro Sclerosi Multipla Az. Osp. S. Camillo Forlanini Rome Italy
3. Unit of Neurology IRCCS Neuromed Pozzilli Italy
4. Multiple Sclerosis Center Gallarate Hospital, ASST della Valle Olona Gallarate Italy
5. Ospedale San Pietro fatebenefratelli Rome Italy
6. Centro Per Lo Studio E La Cura Della Sclerosi Multipla E Malattie Demielinizzanti Dipartimento Di Neuroscienze, Riabilitazione, Oftalmologia, Genetica E Scienze Materno−Infantili, Clinica Neurologica−Ospedale Policlinico San Martino (DiNOGMI) Genoa Italy
7. Neurology Unit, NESMOS Department S. Andrea Hospital, Sapienza University of Rome Rome Italy
8. Multiple Sclerosis Center Policlinico Umberto I, Sapienza, University of Rome Rome Italy
9. Department “G.F. Ingrassia” MS Center, University of Catania Catania Italy
10. Department of Basic Medical Sciences, Neuroscience and Sense Organs University of Bari “Aldo Moro” Bari Italy