Akpan, I. S. ., King, E. O. ., Bassey, E. I. ., Umotong, S.-S. J. . and Nnenna, W. O. . (2023) “ South-South Nigeria”., Nigerian Medical Journal, 63(5), pp. 212–218. Available at: https://www.ajol.info/index.php/nmj/article/view/240841 (Accessed: 15 November 2026).