Hossain, MI, BK Nath, and MAM Prodhan. “Determination of the Serum Antibody Level of Different Age Groups of Broiler Chicken Against Infectious Bursal Disease (IBD)”. International Journal of Natural Sciences 4, no. 2 (July 31, 2016): 22–27. Accessed July 16, 2024. https://banglajol.info/index.php/iJNS/article/view/28600.