Since throat swab specimens obtained from three adult Chinese patients were confirmed as an avian-origin influenza A （H7N9） virus by local Centers for Disease Control and Prevention （CDC） in 2013,many confirmed ca...Since throat swab specimens obtained from three adult Chinese patients were confirmed as an avian-origin influenza A （H7N9） virus by local Centers for Disease Control and Prevention （CDC） in 2013,many confirmed cases have been reported in Mainland of China.展开更多
文摘Since throat swab specimens obtained from three adult Chinese patients were confirmed as an avian-origin influenza A （H7N9） virus by local Centers for Disease Control and Prevention （CDC） in 2013,many confirmed cases have been reported in Mainland of China.
