the WHO considers three factors: 1) Is the virus new? The US Centers for Disease Control said the current strain of swine flu includes genetic material from four sources: North American swine influenza viruses, North American avian influenza viruses, human influenza virus and swine influenza viruses found in Asia and Europe — a new combination that has not been recognized anywhere in the world before. 2) Does it cause severe disease? The eight ill people in the US have all recovered, with one …
Ultimate Guide To Baby Gender Selection
Originally posted 2009-04-27 22:27:02. Republished by Blog Post Promoter
Popularity: 5% [?]

















