Aortic onchocerciasis in cattle in Zaria (Nigeria).
D000818:Animals; D001011:Aorta / Q000473:pathology; D001018:Aortic Diseases / Q000473:pathology / Q000662:veterinary*; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology*; D009549:Nigeria; D009855:Onchocerciasis / Q000473:pathology / Q000662:veterinary*