Naznin, . L. ., S. Giti, . A. A. Khan, M. R. . Islam, M. Arifuzzaman, and M. J. Chowdhury. “Drug Abuse Proportion and Pattern in Bangladesh: A Laboratory Based Study”. Bangladesh Journal of Psychiatry, vol. 35, no. 1, June 2021, pp. 5-9, doi:10.3329/bjpsy.v35i1.72217.