“In Vitro Antioxidant Properties of Methanolic Leaf Extract of Vernonia Amygdalina Del”, NJPS, vol. 29, nº 2, p. 091–101, maio 2021, Acesso em: 6º de abril de 2026. [Online]. Disponível em: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/1814