Ibrahim HA, Zulkipeli SA, Taib H, Naim Tuan Ismail TN, Nik Mohd Alwi NA, Abdullah NH, et al. Serum Vitamin D Levels and Their Association with Periodontal Parameters in Periodontitis Patients from Northeastern Peninsular Malaysia. Bangladesh J Med Sci [Internet]. 2026 Jan. 26 [cited 2026 Feb. 3];25(1):118-24. Available from: https://www.banglajol.info/index.php/BJMS/article/view/86410