title: Mastitis in a heifer caused by Clostridium welchii, type "A".
mesh_terms: D000818:Animals; D002417:Cattle; D003016:Clostridium perfringens / Q000302:isolation & purification; D005260:Female; D005738:Gas Gangrene / Q000382:microbiology / Q000662:veterinary*; D008321:Mammary Glands, Animal / Q000382:microbiology; D008414:Mastitis, Bovine / Q000209:etiology* / Q000382:microbiology