Bando, D. C. ., E. O. . Ogu, I. . Nuhu, A. D. . Suleiman, H. N. . Tubasen, K. . Funu, P. S. . Jesse, and R. A. . Segun. “Anti-Hemorrhagic Activity of Wild Custard Apple (Annona Senegalensis) Ethanolic Leaf Extract on Spitting Cobra (Naja Negricollis) Metalloprotease”. American Scientific Research Journal for Engineering, Technology, and Sciences, vol. 70, no. 1, June 2020, pp. 77-89,