Al-Barznjy, N. H., & Ali, K. S. (2025). Prevalence of Hepatitis B Core Antibodies and Occult Hepatitis B Infection among Blood Donors in Erbil Governorate, Iraq. UHD Journal of Science and Technology, 9(2), 1–6. https://doi.org/10.21928/uhdjst.v9n2y2025.pp1-6