[1]Tianjin Med Univ, Canc Inst & Hosp, Canc Inst & Hosp, Tianjin, Peoples R China;
[2]Harbin Med Univ, Canc Hosp, Harbin, Heilongjiang, Peoples R China;
[3]Fudan Univ, Zhongshan Hosp, Shanghai, Peoples R China;
[4]Fourth Mil Med Univ, Tangdu Hosp, XiAn Hosp, Xian, Shaanxi, Peoples R China;
[5]Qing Dao Univ, Hosp 1, Qingdao, Shandong, Peoples R China;
[6]Shanghai Jiao Tong Univ, Shanghai Chest Hosp, Shanghai, Peoples R China;
[7]Fujian Med Univ, Union Hosp, Fuzhou, Fujian, Peoples R China;
[8]Zhejiang Canc Hosp, Hangzhou, Zhejiang, Peoples R China;
[9]Jilin Univ, Bethune Hosp 1, Changchun, Jilin, Peoples R China;
[10]Tumor Hosp Hebei Prov, Shijiazhuang, Hebei, Peoples R China;
[11]Sun Yat Sen Univ, Canc Hosp, Guangzhou, Guangdong, Peoples R China;
[12]Suzhou Univ, Affiliated Hosp 1, Suzhou, Jiangsu, Peoples R China;
[13]Sichuan Canc Hosp & Inst, Chengdu, Sichuan, Peoples R China;
[14]Peking Univ, Canc Hosp, Beijing, Peoples R China;
[15]Liaoning Canc Hosp, Shenyang, Tianjin, Peoples R China;
[16]Fudan Univ, Shanghai Canc Ctr, Shanghai, Peoples R China