title: Epizootic Venezuelan equine encephalomyelitis in Central America. Disease pattern and vaccine evaluation in Nicaragua, 1969-1970.
mesh_terms: D000818:Animals; D000906:Antibodies / Q000032:analysis; D000917:Antibody Formation; D002353:Carrier State; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology; D002489:Central America; D004196:Disease Outbreaks; D004683:Encephalomyelitis, Equine / Q000453:epidemiology* / Q000276:immunology / Q000517:prevention & control; D004812:Epidemiologic Methods; D006734:Horse Diseases / Q000453:epidemiology; D006736:Horses; D009527:Nicaragua; D014611:Vaccination; D014765:Viral Vaccines / Q000494:pharmacology; D015047:Zoonoses / Q000453:epidemiology
chemical_list: D000906:Antibodies; D014765:Viral Vaccines