Yusuf-Ajibade, N., M. Ogunsina, O. Omisakin, B. Bello-Ovosi, P. Yakubu, and H. Sani. “Knowledge of Hepatitis B and C Among Clients Co-Infected With Human Immunodeficiency Virus and Hepatitis B and C in a Tertiary Hospital in Kaduna, Northwest Nigeria”. Journal of Epidemiological Society of Nigeria, vol. 6, no. 2, Jan. 2023, pp. 52-58, https://jeson.org.ng/index.php/jeson/article/view/154.