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Playing with fire?
An H1N1 flu vaccine being drawn at a US military medical clinic.
May 7th, 2012
06:54 PM ET

Playing with fire?

By Libby Lewis, CNN

(CNN) - Few viruses spread as fast as influenza. So why is the U.S. government funding research that could make one of the most deadly flu viruses – the one called avian flu – spread even faster?

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