Sah SK, Gupta S, Jha AC, Marasini S, Yadav T, Shrestha B. Status of Serum Vitamin B12 in Type 2 Diabetes Mellitus Patients under Metformin Therapy. Nep. J. Health Sci. [Internet]. 2022 Dec. 31 [cited 2024 Dec. 26];2(2):9-14. Available from: https://nepjol.info./index.php/njhs/article/view/56784