Dr. Sonal, Dr. Apurva Basu, and Dr. Akriti Kumari. 2025. “Association of Serum Vitamin B12 Levels With Duration of Metformin Therapy in Type 2 Diabetes Mellitus”. International Journal of Pharmacy Research & Technology (IJPRT) 15 (1):1866-73. https://ijprt.org/index.php/pub/article/view/3258.