Ashik Ahsan, Md Atikur Rahman, Md Motasimul Hasan, ABM Manwar Hossain, and Mohammad Hossain. “Association Between Pre-Operative Vitamin-D Level and Shortterm Clinical Outcomes Regarding Pain & Disability Following PLID Surgery”. Bangladesh Journal of Neurosurgery 13, no. 2 (October 23, 2024): 75–85. Accessed October 2, 2025. https://www.banglajol.info/index.php/BJNS/article/view/74127.