Friday, May 1, 2009

Swine Flu Vaccine Could Take Months to Produce

The World Health Organization says several laboratories around the world are developing a vaccination against swine influenza A-H1N1. The organization has raised its alert to level five, just below declaring the flu virus outbreak to be a pandemic. The process of vaccine development can take months, as VOA's Carolyn Presutti reports after talking with a number of U.S. scientists.

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