VACCINATION OF CALVES WITH LIVE MODIFIED AND LIVE VIRULENT STRAIN OF SALMONELLA TYPHIMURIUM. The Iraqi Journal of Veterinary Medicine, [S. l.], v. 20, n. 2, p. 112–131, 1996. DOI: 10.30539/ijvm.v20i2.1365. Disponível em: https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/1365.. Acesso em: 19 dec. 2024.