Wednesday, September 16, 2009

Studies Show Swine Flu Vaccine Effective For Adults

VOAVideo: Studies Show Swine Flu Vaccine Effective For Adults

When testing of the new vaccine for H1N1 swine flu began, experts believed most adults would need two doses because it is a new virus. But two new studies show most adults are protected after just one dose. VOA's Carol Pearson reports on the implications this has for the H1N1 pandemic.

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