THE PREVALENCE AND RELATION OF OVINE PROGRESSIVE PNEUMONIA TO PASTEURELLA HAEMOLYTICA IN TWO FLOCKS OF SHEEP . The Iraqi Journal of Veterinary Medicine, [S. l.], v. 12, n. 1, p. 70–85, 1988. DOI: 10.30539/ijvm.v12i1.1686. Disponível em: https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/1686.. Acesso em: 3 jul. 2024.