M. Safdar, A. Khan, M. M. A. Khan Khattak, and M. Siddique, “Effect of Various Doses of Cinnamon on Blood Glucose in Diabetic Individuals”, Pak. J. Nutr., vol. 3, no. 5, pp. 268–272, Aug. 2004, doi: 10.3923/pjn.2004.268.272.