title: From the Centers for Disease Control and Prevention. Influenza activity--United States, 2000-01 season.
mesh_terms: D006801:Humans; D009980:Influenza A virus; D009981:Influenza B virus; D007251:Influenza, Human / Q000453:epidemiology*; D012621:Seasons; D014481:United States / Q000453:epidemiology