WELLNESS
11/17/2009 05:12 am ET Updated Nov 17, 2011

H1N1 Quiz: Test Your Swine Flu Savvy

If, after watching months of hysterical TV coverage of H1N1, or swine flu, you think you already know everything you need to know, you are probably wrong. Pandemic influenza is notoriously complex -- and it changes all the time.

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