Ndeh, F. J., Asemota, E. A., Okpokam, D. C. and Ekeagba, I. I. (2020) “ABH Substances Secretion Status, ABO & Rhesus Blood Groups Typing and P24 Antigen Screening in HIV 1 and 2 Screened Antibody-negative Apparently Healthy Prospective Blood Donors in Calabar, Nigeria”, International Journal of Research and Reports in Hematology, 3(2), pp. 1-25. Available at: https://journalijr2h.com/index.php/IJR2H/article/view/30122 (Accessed: 5December2020).