One Dose, Not Two, May Do for Swine Flu Vaccine

Infectious disease experts expressed relief in light of new research released Thursday suggesting that one dose of a new vaccine against the H1N1 swine flu may be enough to grant immunity for most people against the pandemic strain. The two studies -- one out of Australia, the other out of the United States -- come less than a month after U.S. health officials predicted that delays in production could mean that less than a third of the 160 million doses of the vaccine initially predicted would...Full Story
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