Durre Shahwar, Saif Ullah, Mobasher Ahmad, Sami Ullah, Naeem Ahmad, and Muhammad Akmal Khan, “Hypoglycemic Activity of Ruellia tuberosa Linn (Acanthaceae) in Normal and Alloxan-Induced Diabetic Rabbits: Hypoglycemic Activity of Ruellia tuberosa Linn”, Iran J Pharm Sci, vol. 7, no. 2, pp. 107–115, Apr. 2011.