Influenza | Swine Flu A Guide
March 4, 2010 — JesseAs per the latest studies, the swine influenza virus strains include influenza C and the subtypes of influenza A, which are H1N1, H1N2, H3N1, H3N2 and H2N3. Basically, the swine flu is a respiratory disease of the pigs, caused by the …
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Influenza | Swine Flu A Guide