A comparison of seasonal and geographic distribution of Western encephalitis in man and horses in Iowa 1960-1963.
D000818:Animals; D004683:Encephalomyelitis, Equine / Q000453:epidemiology*; D005843:Geography; D006734:Horse Diseases / Q000453:epidemiology; D006736:Horses; D006801:Humans; D007484:Iowa; D012621:Seasons