Islam Majumder MM, Rahman H, Ahmed M, Uddin MN, Ahmed T, Mahadi AR. Prevalence of Vitamin D Deficiency among Patients Attending Tertiary Level Hospitals in Bangladesh: Hospital-Based Cross-Sectional Study. Med. Today [Internet]. 2024 May 8 [cited 2024 Jul. 17];36(1):17-22. Available from: https://banglajol.info/index.php/MEDTODAY/article/view/72876