%0 Journal Article %T Proportion and clinical features of never-smokers with non-small cell lung cancer %A Chang-Hoon Lee %A Chul-Gyu Yoo %A Dong-Wan Kim %A Jae-Joon Yim %A Jaeyoung Cho %A Jinwoo Lee %A Sang-Min Lee %A Sun Mi Choi %A Sung Koo Han %A Young Sik Park %A Young Tae Kim %A Young Whan Kim %J Archive of "Cancer Communications". %D 2017 %R 10.1186/s40880-017-0187-6 %X The proportion of never-smokers with non-small cell lung cancer (NSCLC) is increasing, but that in Korea has not been well addressed in a large population. We aimed to evaluate the proportion and clinical features of never-smokers with NSCLC in a large single institution %K Non-small cell lung carcinoma %K Never-smoker %K Epidermal growth factor receptor %K KRAS %K Prognosis %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5299770/