Multiple sclerosis in twins from continental Italy and Sardinia: a nationwide study.
Ristori G, Cannoni S, Stazi MA, Vanacore N, Cotichini R, Alf? M, Pugliatti M, Sotgiu S, Solaro C, Bomprezzi R, Di Giovanni S, Fig? Talamanca L, Nistic? L, Fagnani C, Neale MC, Cascino I, Giorgi G, Battaglia MA, Buttinelli C, Tosi R, Salvetti M. Multiple sclerosis in twins from continental Italy and Sardinia: a nationwide study. Ann Neurol. 2006 Jan; 59(1):27-34.