Dr Rakesh Boppana et al. 2021. To evaluate safety and efficacy of Sitagliptinversus Metformin alone and combination in Type 2 Diabetesmellitus. IAR Journal of Medicine and Surgery Research. 2, 3 (Jun. 2021), 44–49. DOI:https://doi.org/10.47310/iarjmsr.2021.V02i03.09.