Hassani Farahani, Reza, et al. “Dietary Curcumin, Protexin, and Their Combination Improve Selected Productive, Eggshell, Metabolic, and Endocrine Indicators in Broiler Breeder Hens under Chronic Cyclic Heat Stress”. Journal of Poultry Sciences and Avian Diseases, July 2026, https://jpsad.com/index.php/jpsad/article/view/220.