Abd, Wijdan Mokhlef, and Balqees Hassan Ali. “Effects of Zinc-Methionine on Body Performance for Broiler Infected With Newcastle Disease”. Diyala Journal for Veterinary Sciences 2, no. 3 (September 6, 2024): 12–17. Accessed April 30, 2025. https://www.djvs.uodiyala.edu.iq/index.php/djvs/article/view/209.