3 and the virus then spread quickly to other regions of the world.

Bin Cao, M.D http://levitracanada.biz/understanding-staxyn ., Xing-Wang Li, M.D., Yu Mao, M.D., Jian Wang, M.D., Hong-Zhou Lu, M.D., Yu-Sheng Chen, M.D., Zong-An Liang, M.D., Lirong Liang, M.D., Su-Juan Zhang, M.D., Bin Zhang, M.D., Li Gu, M.D., Lian-He Lu, M.D., Da-Yan Wang, Ph.D., and Chen Wang, M.D. For the National Influenza A Pandemic 2009 Clinical Investigation Band of China: Clinical Features of the Initial Cases of 2009 Pandemic Influenza A Virus Infection in China April 2009 In early, cases of individual infection with 2009 pandemic influenza A virus were identified in the United States1,2 and Mexico,3 and the virus then spread quickly to other regions of the world.4,5 The 2009 2009 H1N1 virus is a triple-reassortant influenza virus comprising genes from human, swine, and avian influenza viruses.6-8 After documentation of human-to-human being transmission of the virus in at least three countries in two of the six world regions defined by the World Health Organization , the WHO raised the pandemic level from 5 to 6, the best level.9 The first three cases of confirmed infection with the virus in China were documented between May 10 and May 15, 2009.10 Since this was a new and serious infectious disease potentially, all individuals with confirmed infection who was simply hospitalized were quarantined in the hospital to isolate them from the overall population.

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