title: Scrotal onchocerciasis in a bull in Nigeria.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000473:pathology*; D005832:Genital Diseases, Male / Q000473:pathology / Q000662:veterinary; D008297:Male; D009855:Onchocerciasis / Q000473:pathology / Q000662:veterinary*; D012611:Scrotum