Author: Fang, Li-Qun; Wang, Li-Ping; de Vlas, Sake J.; Liang, Song; Tong, Shi-Lu; Li, Yan-Li; Li, Ya-Pin; Qian, Quan; Yang, Hong; Zhou, Mai-Geng; Wang, Xiao-Feng; Richardus, Jan Hendrik; Ma, Jia-Qi; Cao, Wu-Chun
Title: Distribution and Risk Factors of 2009 Pandemic Influenza A (H1N1) in Mainland China Document date: 2012_5_1
ID: zss38mct_1
Snippet: In early April 2009, human cases of infection with 2009 pandemic influenza A (H1N1) virus were first identified in the United States and Mexico (1) . The virus then spread rapidly to other regions of the world. As of January 24, 2010, laboratory-confirmed cases of pandemic influenza (H1N1-2009) were being reported in more than 209 countries or regions worldwide, with 14,711 deaths among confirmed cases (2) . Pandemic influenza was introduced to m.....
Document: In early April 2009, human cases of infection with 2009 pandemic influenza A (H1N1) virus were first identified in the United States and Mexico (1) . The virus then spread rapidly to other regions of the world. As of January 24, 2010, laboratory-confirmed cases of pandemic influenza (H1N1-2009) were being reported in more than 209 countries or regions worldwide, with 14,711 deaths among confirmed cases (2) . Pandemic influenza was introduced to mainland China on May 9, 2009 (3, 4) , and then spread across the whole country. By the end of 2009, more than 120,000 confirmed cases were reported to the Chinese Center for Disease Control and Prevention (CCDC), including 648 deaths (5) . Information on reported cases was released daily by the Ministry of Health of the People's Republic of China in the early stages of the pandemic and then twice weekly later on.
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