G and P types of circulating rotavirus strains in the United States during 1996-2005 : nine years of prevaccine data .7 .曾玫,朱启镕,张又,等.上海地区婴幼儿腹泻的轮状病毒分子流行病学研究.中华儿科杂志, 2004 , 42.8 .袁丽娟,钱渊,刘军.北京等我国四个地区婴幼儿腹泻轮状病毒VP4和VP7型别的研究.病毒学报, 1994 , 10:136-143 .10 .张炜灵,黄艳,肖 ......