K. RATHOD, P. YADAV, M. CHAUDHARI, A. VASAVA, and M. PATEL, “EFFECT OF METFORMIN ON HEART RATE VARIABILITY IN NEWLY DIAGNOSED TYPE 2 DIABETES MELLITUS PATIENTS AT A TERTIARY CARE HOSPITAL”, Asian J Pharm Clin Res, vol. 16, no. 2, pp. 26–29, Feb. 2023.