title: Update: influenza activity--United States, 1991-92.
abstract: From late October through November 20, 1991, state health departments reported outbreaks of culture-confirmed influenza A(H3N2) in public schools in Texas and a university in Tennessee. In addition, Alabama, Georgia, Minnesota, North Carolina, Ohio, and Tennessee reported outbreaks of culture-confirmed influenza A (not subtyped) in schools. In these outbreaks, school absentee rates ranged from 11% to 40%; school closures were reported in Ohio and Tennessee.
mesh_terms: D000328:Adult; D000368:Aged; D002648:Child; D004196:Disease Outbreaks; D006801:Humans; D009980:Influenza A virus; D007251:Influenza, Human / Q000453:epidemiology*; D014481:United States / Q000453:epidemiology