Kareem, A. M., Mohammed, Y., and Rogo, L. D. “Seroprevalence of Hepatitis B Virus Surface Antigen Among Butchers and Slaughtered Cows in Kano Metropolis, Nigeria”. UMYU Journal of Microbiology Research (UJMR) 2, no. 2 (December 30, 2017): 104–109. Accessed July 16, 2024. https://ujmr.umyu.edu.ng/index.php/ujmr/article/view/274.