Awanye, Amaka M., et al. “Seroprevalence of Hepatitis B Virus Surface Antigens and Antibodies Among Healthcare Workers in Selected Hospitals in Rivers State, Nigeria”. West African Journal of Pharmacy, vol. 34, no. 2, Aug. 2023, pp. 132-49, https://doi.org/10.60787/wapcp-34-2-295.