Between 1957 and 1958, an believed one to 4 million people worldwide died in an outbreak due to the A(H2N2) virus. The virus was a combination of a virus of avian origin, in all probability from geese, and a human influenza virus. The pandemic started out in Guizhou in southern https://ricardosohaq.blogzag.com/79858721/cold-fire-an-overview