October 12, 2009 — Injecting patients with the H1N1 flu vaccine in one arm and the seasonal flu vaccine in the other does not impair the effectiveness of either in producing an immune response, ...
* Ferret study suggests H1N1 "outcompetes" regular flu * Virus spreads more easily, causes more severe illness * Findings underscore need for H1N1 vaccine By Julie Steenhuysen CHICAGO, Sept 1 (Reuters ...
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