Association between protective and deleterious HLA alleles with multiple sclerosis in Central East Sardinia. oleh Roberta Pastorino, Cristina Menni, Monserrata Barca, Luisa Foco, Valeria Saddi, Giovanna Gazzaniga, Raffaela Ferrai, Luca Mascaretti, Frank Dudbridge, Carlo Berzuini, Salvatore Bruno Murgia, Maria Luisa Piras, Anna Ticca, Pier Paolo Bitti, Luisa Bernardinelli