“Effects of Improved (Addition of Antimicrobials and Antioxidants) Locally Produced Natural Vitamin Premix on Performance, Hematology and Some Serum Constituents of Broiler Chickens”. Nigerian Journal of Animal Production 36, no. 2 (December 29, 2020): 246–255. Accessed November 13, 2026. https://njap.org.ng/index.php/njap/article/view/1367.