短語詞組短語human pandemic influenza 人流感大流行human avian influenza 人禽流感Human avian influenza case 人禽流感病human swine influenza virus 人源豬流感病毒Human Swine Influenza 流感H5N1 human avian influenza H5N1 人禽流感human ovian influenza epidemic area 人禽流感疫區(qū)Human avian influenza virus H5N1 人禽流感病毒H5NHuman Influenza Seasonal 季節(jié)性流感病毒 返回 human influenza