In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del. NJPS [Internet]. 20 de maio de 2021 [citado 6 de abril de 2026];29(2):091-10. Disponível em: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1814