WASHINGTON (Reuters) - The United States now has 3,009 confirmed cases of the new H1N1 influenza across 45 states and Washington, D.C., the Centres for Disease Control and Prevention reported on Tuesday.
The outbreak of swine flu has been mostly mild in the United States, with three deaths, the CDC said in a statement.
CDC officials have said the virus is widespread across the country and testing is greatly underestimating the true number of cases.
Older adults might have some pre-existing immunity to H1N1 swine flu, according to the U.S. Centers for Disease Control and Prevention. Lab tests showed that some adults.
The CDC is working with local officials to strike a balance in response to swine flu outbreaks. "Unfortunately, there is no approach that guarantees protection from infectious disease spread by things like influenza viruses," said Dr.
CHICAGO (Reuters) - The United States now has 3,009 confirmed cases of the new H1N1 influenza across 45 states and Washington, D.C., the Centers for Disease Control and Prevention reported on Tuesday.
(Adds details, CDC comments) WASHINGTON, May 11 (Reuters) - The United States now has 2,600 cases of the new H1N1 influenza across 43 states and Washington, D.C., the U.S.
WASHINGTON (Reuters) - The United States has 2,532 confirmed cases of the new H1N1 swine influenza in 44 states, and three deaths, the U.S. Centers for Disease Control and Prevention said on Sunday. On Saturday.
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