title: Swine flu. After delays, WHO agrees: the 2009 pandemic has begun.
authors: Jon
authors: J
authors: Cohen
authors: Martin
authors: M
authors: Enserink
mesh_terms: D004196:Disease Outbreaks; D014943:Global Health; D006297:Health Services Accessibility; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D007252:Influenza Vaccines; D007251:Influenza, Human / Q000453:epidemiology*; D011057:Politics; D014944:World Health Organization
chemical_list: D007252:Influenza Vaccines