Limbu, S., D. Shakya, N. Sapkota, R. Gautam, and L. Paudel. “Tobacco Use, Dependence and Psychiatric Co-Morbidities Among Patients Admitted in Psychiatry Ward”. Journal of Psychiatrists’ Association of Nepal, vol. 6, no. 2, Nov. 2018, pp. 54-59, doi:10.3126/jpan.v6i2.21763.