Singh, A.; Dutta, S. B.; Varma, A.; Beg, M. A.; Kumar, H.; Kaur, A. A Drug Utilization and Pharmacoeconomic Study of Anti-Diabetic Drugs Prescribed to Type 2 Diabetes Mellitus Patients Visiting the Medicine Out-Patient Department of a Tertiary Care Hospital of North India. Int J Basic Clin Pharmacol 2017, 5, 1220-1227.