Shrestha, S, and P Joshi. “Gefitinib Monotherapy in Advanced Non-Small-Cell Lung Cancer: A Retrospective Analysis”. Journal of Nepal Medical Association 52, no. 186 (June 30, 2012). Accessed May 5, 2024. https://www.jnma.com.np/jnma/index.php/jnma/article/view/71.