Eldeeb, Fares, and Hytham H. Ibrahim. 2023. “Impact of Adding Different Levels of Nanoselenium to Duck Diets on Growth Performance, Immunity Status, Antioxidant Activity and Some Blood Parameters ”. Journal of Advanced Veterinary Research 13 (8):1642-49. https://advetresearch.com/index.php/AVR/article/view/1509.