Hasan, Md, Parvez Hassan, and Md Miah. “Evaluation of Some Biochemical Changes in the Serum of Phensedyl Addicts of Gaibandha District, Bangladesh”. Journal of Bio-Science 20 (January 13, 2014): 57-65. Accessed August 10, 2020. https://www.banglajol.info/index.php/JBS/article/view/17656.