Mbamalu, Chinenye, Ifeoma Ekejindu, Ifeoma Enweani, Stephen Kalu, David Igwe, and Gloria Akaeze. 2021. “Hepatitis B Virus precore/Core Region Mutations and Genotypes Among Hepatitis B Virus Chronic Carriers in South-Eastern, Nigeria”. International Journal of Health Sciences 15 (2):26-38. https://ijhs.qu.edu.sa/index.php/journal/article/view/5582.