Genta RM.Hamner HW.Graham DY Gastric lymphoid follicles in helicobacter pylori infection:frequency,distribution,and response to ritple therapy 1993是什么意思_Genta RM.Hamner HW.Graham DY Gastric lymphoid follicles in helicobacter pylori infection:frequency,distribution,and response to ritple therapy 1993在线翻译_英语_读音_用法_例句