Saha, S. ., A. . Sarker, P. . Sarker, S. . Afrin, M. M. U. Anwar, and C. R. . Sarkar. “Vitamin D Status in Type 2 Diabetes Mellitus in a Tertiary Level Hospital”. Journal of Rangpur Medical College, vol. 9, no. 1, May 2024, pp. 77-81, doi:10.3329/jrpmc.v9i1.72789.