1.
Nand L, Mahto S, Garg DK, Kumar B. Vitamin B12 deficiency in patients of type 2 diabetes mellitus treated with metformin: a cross section observational study from a tertiary care centre in Sub-Himalayan region of North India. Int J Res Med Sci [Internet]. 2020 Mar. 26 [cited 2025 Dec. 5];8(4):1248-53. Available from: https://www.msjonline.org/index.php/ijrms/article/view/7941