4Drumm B, Perez-Perez GI, Blaser MJ, et al. Intrafamilial clustering of Helicobacter pylori infection. N Engl Med, 1990,322 : 355-363.
5Dino V, Michele G, Elisabette G, et al. To the editor: Idiopathic thrombocytopenic purpura, Helicobacter pylori infection, and HLA class Ⅱ alleles. Blood,2002,100 : 1925-1927.
6Sakai T, Aoyma N, Satonaka K, et al. HLA-DQB1 locus and the development of atrophic gastritis with Helicobacter pylori infection.J Gastroenterol, 1999,34suppl: s1124-s1127.
7Perri F, Piepoli A, Quitadamo M, et al. HLA-DQA1 and HLA-DQB1 genes and Helicobacter pylori infection in Italian patients with gastric adenocarcinoma. Tissue Antigens, 2002,59 : 55-57.
8Bodmer JG, Marsb SGE,Albert ED, et al. Nomenclature for factors of the HLA system 1996. Tissue Antigens, 1997,49 : 271-272.