SANDA, M.E.; ANENE, B.M.; OWOADE, A. Effect of Levamisole as an Immunomodulator in Cockerels Vaccinated with Newcastle Disease Vaccine. International Journal of Poultry Science, Pakistan, v. 7, n. 11, p. 1042–1044, 2008. DOI: 10.3923/ijps.2008.1042.1044. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/1074. Acesso em: 23 sep. 2025.