Ali, A. A. ., S. . Mansour, S. M. . Hefeny, and S. . Sultan. “Molecular Characterization of Avian Influenza Viruses (H5N2, H5N8, H5Nx and H9N2) Isolated from Chickens and Ducks in the South of Egypt 2020 – 2021”. Journal of Advanced Veterinary Research, vol. 14, no. 3, Mar. 2024, pp. 356-61, https://www.advetresearch.com/index.php/AVR/article/view/1562.