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 [Internet]. 31. svibanj 2019. [citirano 17. svibanj 2026.];22(2):187-94. Dostupno na: https://ojshostng.com/index.php/ajbr/article/view/2260