HAGHIGHAT-JAHROMI, M.; ASASI, K.; NILI, H.; DADRAS, H. Role of Infectious Bronchitis Live Vaccine on Pathogenicity of H9N2 Avian Influenza Virus. International Journal of Poultry Science, Pakistan, v. 6, n. 11, p. 838–841, 2007. DOI: 10.3923/ijps.2007.838.841. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/863. Acesso em: 21 sep. 2025.