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From: Kiryafly
Date: 07 Jul 2009
Time: 11:18:14
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Swine flu is entering the mixing bowl. The <a href=""title="virus"> virion </a> that emerged this spring in Mexico is now reaching the place where it may have its greatest potential to mutate-the tropics. Cases have recently been identified in India. Flu viruses circulate year-round in tropical regions, where they can mix with each other, mutate and spawn new strains.

Last changed: July 07, 2009