Genetic Diagnosis and Histological Effects of Newcastle Disease Virus in liver and spleen of broiler chickens in Tikrit city. Tikrit Journal of Veterinary Science, [S. l.], n. 1, p. 1–8, 2022. Disponível em: https://tjvs.tu.edu.iq/index.php/tjvs/article/view/6. Acesso em: 22 oct. 2025.