While investigators trudge through pig farms and remote villages in Mexico, searching for clues about the new swine flu, answers about the virus' origin may finally appear on a computer, based on genetic codes.
CNN.com, CNN
Wed, 05/06/2009 - 7:38am
While investigators trudge through pig farms and remote villages in Mexico, searching for clues about the new swine flu, answers about the virus' origin may finally appear on a computer, based on genetic codes.