WHEN THE heads of the Centers for Disease Control and Prevention, the Food and Drug Administration, and the National Institute of Allergy and Infectious Diseases came to see us last week, they had some good news . … You’ll recall that the first wave of swine flu hit in April in Mexico and the United States. It spread so quickly and so far that the World Health Organization declared a global pandemic in June. According to CDC Director Dr. Tom Frieden, as of mid-November …

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A(H1N1) Flu Survey | Chen Qi -The World of Micro-Organism Virus …