Ibrahim , S., Umar , A.R., Sanusi , W.H., Umar , Z.F. and Fatima , B. 2022. Lethality of Naja nigricollis Reinhardt venom and antivenom activity of Azadirachta indica A. Juss. leaf extracts on albino rats. GSC Biological and Pharmaceutical Sciences. 12, 2 (Feb. 2022), 080–092. DOI:https://doi.org/10.30574/gscbps.2020.12.2.0244.