title: Swine influenza surveillance, Wisconsin agricultural fairs, 1989 and 1990.
authors.forename: L
authors.initials: L
authors.lastname: Chapman
authors.forename: D
authors.initials: D
authors.lastname: Wells
authors.forename: L
authors.initials: L
authors.lastname: Schonberger
authors.forename: J P
authors.initials: JP
authors.lastname: Davis
authors.forename: F
authors.initials: F
authors.lastname: Idtse
authors.forename: V
authors.initials: V
authors.lastname: Hinshaw
mesh_terms: D000328:Adult; D000818:Animals; D005260:Female; D006801:Humans; D009980:Influenza A virus; D007251:Influenza, Human / Q000635:transmission; D009976:Orthomyxoviridae Infections / Q000453:epidemiology / Q000662:veterinary*; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious; D013552:Swine; D013553:Swine Diseases / Q000453:epidemiology*; D014922:Wisconsin / Q000453:epidemiology