Ganesh S, and Vijey Aanandhi M. “In-Vitro Cytotoxic Activity of Papaverine Compound Isolated from Aqueous Ethanolic Leaf Extract of Erythrina Subumbrans (Hassk.) Merr.”. International Journal of Research in Pharmaceutical Sciences 12, no. 2 (May 8, 2021): 1396-1403. Accessed December 5, 2021. https://pharmascope.org/index.php/ijrps/article/view/4698.