Study Of Chick Embryo Vaccination Against Newcastle And Newcastle With Gumboro: Abdel Ameer H.Zahid , Nawal Salih Jafer , Anton S.AL- Bana. The Iraqi Journal of Veterinary Medicine, [S. l.], v. 29, n. 2, p. 81–92, 2005. DOI: 10.30539/iraqijvm.v29i2.855. Disponível em: https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/855.. Acesso em: 6 may. 2024.