September 11, 2009
Good news in the world's fight against the H1N1 flu virus.
One dose of the new swine flu vaccine looks strong enough to protect adults, and can spark protection within 10 days of the shot, Australian and U.S. researchers have found.
Australian shot maker CSL published results of a study that found
between 75 percent and 96 percent of vaccinated people should be protected with one dose, the same degree of effectiveness as the regular winter flu.