“Relation Between Serum Vitamin B12 Level and Duration of Treatment With Carbamazepine in Epilepsy Patients”. Bangabandhu Sheikh Mujib Medical University Journal 9, no. 4 (December 10, 2016): 223–226. Accessed July 1, 2026. https://www.banglajol.info/index.php/BSMMUJ/article/view/30371.