title: Influenza in the world. September 2006 - January 2007.
mesh_terms: D004196:Disease Outbreaks; D014943:Global Health; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D053122:Influenza A Virus, H3N2 Subtype; D009981:Influenza B virus; D007251:Influenza, Human / Q000453:epidemiology* / Q000821:virology