Udeze, O. A., et al. “Sero-Epidemiological Study of Hepatitis B and C Viruses Among HIV-Positive Individuals Attending State Hospital Asaba, Nigeria”. Al-Hikmah Journal of Pure and Applied Sciences (AJPAS) , vol. 5, no. 1, June 2017, pp. 24-29, https://alhikmahuniversity.edu.ng/AJPAS/index.php/journal/article/view/164.