Onyeto, Collins, et al. “Antiplasmodial Activity of Lophira Lanceolata Tiegh. (Ochnaceae) Leaf Methanol Fractions on Plasmodium Berghei in Mice: doi.org 10.26538 Tjnpr V3i2.4”. Tropical Journal of Natural Product Research (TJNPR), vol. 3, no. 2, Feb. 2019, pp. 42-46, https://www.tjnpr.org/index.php/home/article/view/878.