DOUGHARI, J., and B. OKAFOR. “Antimicrobial Activity of Senna Alata Linn.”. The East and Central African Journal of Pharmaceutical Sciences, Vol. 10, no. 1, Nov. 2018, pp. 17-21, https://uonjournals.uonbi.ac.ke/ojs/index.php/ecajps/article/view/54.