OLADELE, Sunday Blessing; ABDU, Paul; NOK, Andrew Jonathan; ESIEVO, King Akpofure Nelson. Survey for Serum Neuraminidase, Free and Erythrocyte Surface Sialic Acid from Chickens Vaccinated Against Newcastle Disease and the Unvaccinated Chickens Reared under Semi-Intensive Management System. International Journal of Poultry Science, Pakistan, v. 6, n. 12, p. 933–936, 2007. DOI: 10.3923/ijps.2007.933.936. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/881. Acesso em: 21 sep. 2025.