Tuesday, August 11, 2009

H1N1 Mask












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1 comment:

  1. Swine influenza (swine flu) is caused by an influenza virus type flu and pigs. Cause regular outbreaks of swine flu influenza viruses in pigs, but death is rare. The virus can be spread to pigs throughout the year, but outbreaks occur later in autumn and winter months similar outbreaks in people. The classical swine flu virus (a type of influenza A virus H1N1) was the first of several pig in 1930.

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