title: Update: influenza activity--United States and worldwide, May 22-September 3, 2005, and 2005-06 season vaccination recommendations.
abstract: Influenza A (H3N2) viruses circulated worldwide, and Influenza A (H1) and B viruses were reported less frequently during May 22-September 3, 2005. In North America, isolates of influenza A (H3N2), A (H1), and influenza B were identified sporadically. This report summarizes influenza activity in the United States and worldwide since the last MMWR update.
mesh_terms: D014943:Global Health; D006801:Humans; D009980:Influenza A virus; D009981:Influenza B virus; D007252:Influenza Vaccines / Q000008:administration & dosage* / Q000600:supply & distribution; D007251:Influenza, Human / Q000453:epidemiology* / Q000517:prevention & control*; D014481:United States / Q000453:epidemiology; D014611:Vaccination / Q000592:standards*
chemical_list: D007252:Influenza Vaccines