title: Bovine and equine onchocerciasis in Guatemala, especially in San Vicente Pacaya.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D004175:Diptera / Q000469:parasitology; D006166:Guatemala; D006734:Horse Diseases / Q000453:epidemiology*; D006736:Horses; D007303:Insect Vectors / Q000469:parasitology; D009854:Onchocerca / Q000302:isolation & purification; D009855:Onchocerciasis / Q000662:veterinary*