Efiom Okokon, J. ., G. . Ndarake Enin, O. . Emmanuel Udofia, and L. . U. Amazu. “/Em>”;. Nigerian Journal of Pharmaceutical and Applied Science Research, vol. 2, no. 1, July 2020, pp. 17-24, https://nijophasr.net/index.php/nijophasr/article/view/30.