Izah, Sylvester Chibueze, E.J. Uhunmwangho, and Nsikak Godwin Etim. “Antibacterial and Synergistic Potency of Methanolic Leaf Extract of Ocimum Gratissimum L. And Vernonia Amygdalina L.”. Journal of Basic Pharmacology and Toxicology 2, no. 1 (January 20, 2018): 8-12. Accessed October 20, 2020. http://scigreen.com/index.php/JBPT/article/view/43.