“In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del”, NJPS, vol. 29, no. 2, pp. 091–101, May 2021, Accessed: Apr. 06, 2026. [Online]. Available: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1812