In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del. NJPS [Internet]. 20. svibanj 2021. [citirano 22. svibanj 2026.];29(2):091-10. Dostupno na: http://ojshostng.com/index.php/njphysiologicalsciences/article/view/1812