《In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del》 (2021) Nigerian Journal of Physiological Sciences, 29(2), 页 091–101. 载于: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1814 (见于: 6 四月 2026).