H1N1 Influenza | Chiamare
February 22, 2010 — JesseSwine influenza virus (SIV) is any strain of the influenza family of viruses that is endemic in pigs.[2] As of 2009, the known SIV strains include influenza C and the subtypes of influenza A known as H1N1, H1N2, H3N1, H3N2 , and H2N3. …
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H1N1 Influenza | Chiamare