[1] UCL, London, England
[2] Univ Firenze, Florence, Italy
[3] Univ Siena, Siena, Italy
[4] Univ Porto, EPIUnit, Inst Saude Publ, Porto, Portugal
[5] Univ Catania, Catania, Italy
[6] Univ Padua, Padua, Italy
[7] ASST Crema, Ctr Neuroimmunol Cardiocerebrovasc, Crema, Italy
[8] Gallarate Hosp, Varese, Italy
[9] ASST Spedali Civili Brescia Neuropsychol Unit, Brescia, Italy
[10] Univ Aldo Moro Bari, Bari, Italy
[11] Univ Genoa, Genoa, Italy
[12] Univ Vita Salute San Raffaele, Milan, Italy