Parvin, M., M. K. Sarkar, and D. Saha. “Profile of 25-Hydroxyvitamin D in Individuals Attending Armed Forces Institute of Pathology (AFIP), Dhaka”. Journal of Enam Medical College, vol. 8, no. 1, Feb. 2018, pp. 35-40, doi:10.3329/jemc.v8i1.35434.