S. Mohammed, A. Mohammed, A. S. Saidu, and R. A. Saifullahi, “Retrospective Prevalence of Hepatitis B Virus (HBV) and its Associated Risk Factors in Maiduguri, Northeastern Nigeria: A Hospital-Based Study: Prevalence of Hepatitis B Virus (HBV) and its Associated Risk Factors in Maiduguri, Northeastern Nigeria: A Hospital-Based Study”, SAJOLS, vol. 3, no. 3, pp. 138–144, Sep. 2025.