A Comparative Study on the Effect of Combined Methanolic Leaf Extracts of Vernonia amygdalina and Gongronema latifolium and Metformin on the Pancreatic beta cells of Streptozocin Induced Diabetic Wistar Rats. AJPNMS [Internet]. 2017 Apr. 22 [cited 2025 Mar. 12];5(2). Available from: https://ajouronline.com/index.php/AJPNMS/article/view/4591