Rahman, Abu Hasanat Md Habibur, Farzana Zafreen, Lubna Nazneen, and Md Abdul Wahab. “Socio-Demographic Determinants of Hypovitaminosis D”. Journal of Armed Forces Medical College, Bangladesh 14, no. 2 (March 10, 2020): 173–176. Accessed February 26, 2024. https://banglajol.info/index.php/JAFMC/article/view/45902.