«Metal Contents and Acute Toxicity of Combined Vernonia amygdalina Leaves and Garcinia kola Seeds-VAGK, a Herbal and Nutritional Formulation in Male Wistar Rats», AJBR, vol. 22, n.º 2, pp. 187–194, may 2019, Accedido: 21 de mayo de 2026. [En línea]. Disponible en: https://www.ojshostng.com/index.php/ajbr/article/view/2260