Ramy F. Ghobrial, Samar M. Atwa, Mohamed el Beskawy, Verginia M. Farag, Mohamed Eisa, Doaa Naguib, and Mohamed EL-Diasty. 2023. “Comparative Immune Responses and Cytokine Gene Expressions in Sheep Vaccinated With Brucella Abortus RB51 Vaccine and Brucella Melitensis Rev. 1 Vaccine”. Journal of Advanced Veterinary Research 13 (1):1-8. https://advetresearch.com/index.php/AVR/article/view/1110.