Idowu, K. R., O. A. Adeyemi, O. O. Oni, and O. M. Sogunle. “Evaluation of Antibody Titers of Noiler Chickens Fed With Different Biotic Additive Against Newcastle Disease”. Nigerian Journal of Animal Production, vol. 47, no. 3, Dec. 2020, pp. 44-49, doi:10.51791/njap.v47i3.135.