%0 Journal Article %T Serologic Survey of the Pandemic H1N1 2009 Virus in Guangdong Province, China: A Cross Sectional Study %A Xin Zhang %A Jianfeng He %A Linghui Li %A Xiaolan Zhu %A Changwen Ke %A Hanzhong Ni %A Nianmei Hou %A Haojie Zhong %A Jie Wu %J PLOS ONE %D 2012 %I Public Library of Science (PLoS) %R 10.1371/journal.pone.0023034 %X Relying on surveillance of clinical cases limits the ability to understand the full impact and severity of an epidemic, which urges a deep insight into the serological evidence of infection and transmission feature of pandemic H1N1 2009 (pH1N1) virus in Guangdong province. %U http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0023034