Serological study of antibodies to influenza A viruses among general population in Wuhan city China.

Chaochao Xiong，Zhengyuan Su，Zhihua Liu，Qian Liu, Lihua Zhao, Zhimin Gao, Quanjiao Chen，Fei Deng，Jianjun Chen 

Journal of Clinical Virology.Available online 17 June 2014,DOI: 10.1016/j.jcv.2014.06.007 

Highlights 

　　We need to estimate asymptomatic infection with AIV in the general population. 

　　Low level of pre-existing immunity to H5, H7 and H9 in the general population. 

　　Attention should be given to H9 surveillance in humans and poultry in the future. 

http://www.sciencedirect.com/science/article/pii/S1386653214002236#