Frequency of Hepatitis B and C Co-Infection in Chronic Liver Disease Patients in Calabar, Cross River State, Nigeria. NJPS [Internett]. 20. mai 2021 [sitert 21. mai 2026];31(1):043-7. Tilgjengelig på: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1851