The Impact of Two Types of Mycoplasma gallisepticum Vaccines on Broiler Chicken Respiratory System. University of Thi-Qar Journal of agricultural research, [S. l.], v. 12, n. 2, p. 131–142, 2023. DOI: 10.54174/utjagr.v12i2.273. Disponível em: https://jam.utq.edu.iq/index.php/main/article/view/273.. Acesso em: 21 nov. 2024.