title: Review of the 2011 winter influenza season, southern hemisphere.
mesh_terms: D000956:Antigens, Viral; D024882:Drug Resistance, Viral; D014943:Global Health; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype / Q000276:immunology; D053122:Influenza A Virus, H3N2 Subtype / Q000276:immunology; D007251:Influenza, Human / Q000453:epidemiology* / Q000635:transmission / Q000821:virology*; D012621:Seasons
chemical_list: D000956:Antigens, Viral