Zubairu, Aminu Yakubu, Muhammad Mukhtar, Isah Saidu, Zulkiflu Ibrahim, Sadiq Isah, M. Adamu Garga, and Haruna Sarkin Kebbi. “Antibacterial Activity of Methanolic Extract of Bitter Leaf (Vernonia Amygdalina) from Various Component Fractions Using Column Chromatography”. GSC Biological and Pharmaceutical Sciences 7, no. 2 (May 30, 2019): 016–021. Accessed November 26, 2024. https://gsconlinepress.com/journals/index.php/gscbps/article/view/gscbps-2018-0095.