Bovine mastitis in Bulgaria.
D000818:Animals; D002031:Bulgaria; D002417:Cattle; D003352:Corynebacterium / Q000302:isolation & purification; D004467:Economics; D005260:Female; D008414:Mastitis, Bovine / Q000453:epidemiology / Q000382:microbiology / Q000517:prevention & control*; D011379:Prognosis / Q000662:veterinary; D013210:Staphylococcus / Q000302:isolation & purification