[1]Guangdong Gen Hosp, Guangdong Lung Canc Inst, Guangzhou, Guangdong, Peoples R China.
[2]Guangdong Acad Med Sci, Guangzhou, Guangdong, Peoples R China.
[3]Shanghai Pulm Hosp, Dept Oncol, Shanghai, Peoples R China.
[4]Cent S Univ, Xiangya Hosp, Dept Pulm Med, Changsha, Hunan, Peoples R China.
[5]Jiangsu Prov Canc Hosp, Dept Med Oncol, Nanjing, Jiangsu, Peoples R China.
[6]Shanghai Jiao Tong Univ, Shanghai Chest Hosp, Shanghai Lung Tumor Clin Med Ctr, Shanghai 200030, Peoples R China.
[7]Kunming Med Univ, Affiliated Hosp 3, Dept Thorac Surg, Yunnan Tumor Hosp, Kunming, Yunnan Province, Peoples R China.
[8]Jilin Univ, Hosp 1, Ctr Canc, Changchun 130023, Peoples R China.
[9]Sichuan Univ, West China Hosp, Chengdu 610064, Sichuan, Peoples R China.
[10]Lin Yi Tumor Hosp, Linyi, Shandong, Peoples R China.
[11]Konkuk Univ, Med Ctr, Lung Canc Ctr, Seoul, South Korea.
[12]Boehringer Ingelheim Ltd, Bracknell, Berks, England.
[13]Boehringer Ingelheim Int Trading Shanghai Co Ltd, Shanghai, Peoples R China.
[14]Prince Songkla Univ, Fac Med, Dept Internal Med, Div Resp & Resp Crit Care Med, Hat Yai, Thailand.