海量图书期刊资源，随时随地畅享阅读乐趣
Different HLA DR2-DQw1 haplotypes in Sardinian and northern Italian populations: Implications for multiple sclerosis susceptibilityF. Muntoni; M. R. Murru; G. Costa; M. Congia; F. Cucca; P. Cossu; A. Cao; L. Dessalvi; M. Pirastu; M. G. Marrosu · 1991