Okafor I, Abasi V, Okoroiwu H, Ogar C. Pre- and post-donation ferritin level of blood donors attending University of Calabar Teaching Hospital, Donor Clinic in Southern Nigeria. The Nig Health J [Internet]. 2023 Oct. 8 [cited 2024 Dec. 22];23(3):750-7. Available from: https://tnhjph.com/index.php/tnhj/article/view/717