title: A case of monster twinning (cephalothoracopagus) in the pig.
mesh_terms: D009008:Abnormalities, Severe Teratoid / Q000662:veterinary*; D000818:Animals; D005260:Female; D011247:Pregnancy; D013552:Swine; D013553:Swine Diseases / Q000151:congenital*; D014428:Twins, Conjoined / Q000662:veterinary*