Rahul AK, Ahmed M, Rahman H, Ur Rahaman MF, Rony K, Saha M, et al. Vitamin B12 Status in Long-Term Metformin Treated Type 2 Diabetes Mellitus Patients. Bangla J Med [Internet]. 2022 Dec. 29 [cited 2025 Sep. 22];34(1):43-8. Available from: https://banglajol.info/index.php/BJMED/article/view/63426