Jha, R., Weerakoon, A., Karki, K., Shrestha, S., & Gamage, P. (2010). Lung Cancer and Smoking in Asia. SAARC Journal of Tuberculosis, Lung Diseases and HIV/AIDS, 5(1), 33–38. https://doi.org/10.3126/saarctb.v5i1.3082