title: An epidemiologic study of Venezuelan equine encephalomyelitis in Costa Rica, 1970.
mesh_terms: D000293:Adolescent; D000330:Aedes; D000818:Animals; D002648:Child; D002675:Child, Preschool; D003364:Costa Rica; D004197:Disease Reservoirs; D004199:Disease Vectors; D004666:Encephalitis Virus, Venezuelan Equine; D004683:Encephalomyelitis, Equine / Q000453:epidemiology* / Q000517:prevention & control; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D014611:Vaccination