Onjero, I., B. F. Juma, J. C. Korir, and R. W. Kamau. 2020. “Antimicrobial Activity and Interactions of Toddalia Asiatica Isolated Coumarins With Two Known Drugs”. International Research Journal of Pure and Applied Chemistry 21 (15), 1-16. https://doi.org/10.9734/irjpac/2020/v21i1530248.