Negm, Eman Ahmed, et al. “Influence of Bamboo Leaf Extract on Welfare, Immune Response and Antioxidant Status of Bill-Trimmed Mule Ducks”. Journal of Advanced Veterinary Research, vol. 13, no. 8, Sept. 2023, pp. 1560-5, https://www.advetresearch.com/index.php/AVR/article/view/1452.