[1]
P. Agarwal, P. Mital, V. K. Meena, P. Mital, C. L. Nawal, and L. K. Goyal, “A comparative study of levels of vitamin B12 in patients of type 2 diabetes mellitus on metformin and not on metformin at tertiary care center”, Int J Adv Med, vol. 3, no. 3, pp. 759–763, Dec. 2016.