Andrew, E. T., Adeyemi, M. M., & Salihu, L. (2015). In vitro antiplasmodial activity and phytochemical screening of Alstonia boonei De wild used in treating malaria-associated symptoms. International Journal of Pharmacological Research, 5(9), 207-213. https://doi.org/10.7439/ijpr.v5i9.2416