title: [Serological investigation of St. Louis encephalitis in various regions of Ecuador].
mesh_terms: D004484:Ecuador; D004660:Encephalitis; D004671:Encephalitis, Arbovirus / Q000453:epidemiology*; D004674:Encephalitis, St. Louis; D058872:Epidemics; D006801:Humans
keywords: ENCEPHALITIS, EPIDEMIC/epidemiology