Mishra, A., S. Ojha, M. Chapagain, and P. Tulachan. “Prevalence of Substance Use in First Episode Psychosis and Its Association With Socio-Demographic Variants in Nepalese Patients”. Journal of Psychiatrists’ Association of Nepal, vol. 3, no. 1, Oct. 2014, pp. 16-22, doi:10.3126/jpan.v3i1.11347.