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![]() Date: 2012-03-20 14:30:39Health Medicine Animal virology Influenza Microbiology Influenza A virus subtype H7N7 Influenza A virus Avian influenza Influenza pandemic Epidemiology Influenza A virus subtype H5N1 Veterinary medicine | Source URL: ec.europa.euDownload Document from Source WebsiteFile Size: 179,28 KBShare Document on Facebook |