EntityQ4120645· pop 12· linked from 189 articlesflu seasonSign in to savetime period characterized by the prevalence of outbreaks of influenzaConnectionsinfluenzaEntity1918–1920 flu pandemicEntityinfluenza A virus subtype H1N1EntityBetainfluenzavirusEntityinfluenza A virus subtype H3N2EntityGammainfluenzavirusEntityUnited StatesCountryJapanCountryAustraliaCountryCanadaCountryUnited KingdomCountryBrazilCountryChileCountryArgentinaCountrySouth AfricaCountryParaguayCountryHong KongCityWashington, D.C.EntityHawaiiConceptdeathEntityCategoriesInfluenza seasons