自1997年中国香港暴发H5N1禽流感疫情以来,国际社会一直担心H5N1禽流感会导致一次新的流感大流行,特别是2004年以后H5N1禽流感病毒在亚洲的广泛流行,并迅速蔓延到欧洲和非洲,H5N1所导致的动物疫情和人感染病例不断发生,特别是其超过60%的病死率加剧了各国政府和国际组织对其的 Since the outbreak of H5N1 bird flu in Hong Kong, China, in 1997, the international community has been worried that the H5N1 bird flu will lead to a new influenza pandemic. In particular, the H5N1 bird flu virus has been widespread in Asia since 2004 and has spread rapidly to Europe and Africa , Animal epidemics and human infections caused by H5N1 continue to occur. In particular, its case fatality rate of more than 60% has exacerbated the impact of various countries and international organizations on