Hamza Yasser, E. , Abdul - Latif Ali , N. and Al-Salhi, A. (2026) “Effects of Dietary Gum Arabic Supplementation on Serum Biochemical Indices and Endocrine Profile of Older Laying Hens”, Journal of Poultry Sciences and Avian Diseases [Preprint]. Available at: https://jpsad.com/index.php/jpsad/article/view/216 (Accessed: 21 July 2026).