Shrestha, A., V. Marla, M. Lamsal, D. P. Sarraf, and N. Rao. “Evaluation of Nicotine Dependence in Adult Population of Eastern Nepal”. Kathmandu University Medical Journal, vol. 19, no. 2, June 2021, pp. 210-5, doi:10.3126/kumj.v19i2.49648.