Khair, S. M., T. Y. Abdelmottileb, M. A. Shahata, and A. K. Hassan. “Preparation, Experimental and Molecular Evaluation of Fowl Cholera Chicken Embryo Derived Inactivated Bacterin”. Journal of Advanced Veterinary Research, vol. 14, no. 1, Dec. 2023, pp. 218-22, https://advetresearch.com/index.php/AVR/article/view/1721.