[1]Sun Yat Sen Univ, Canc Ctr, Guangzhou, Guangdong, Peoples R China;
[2]Fudan Univ, Shanghai Canc Ctr, Shanghai, Peoples R China;
[3]Zhejiang Univ, Sch Med, Hangzhou, Zhejiang, Peoples R China;
[4]Shanghai East Hosp, Shanghai, Peoples R China;
[5]Xi An Jiao Tong Univ, Affiliated Hosp 1, Xian, Shaanxi, Peoples R China;
[6]Zhongshan Hosp, Zhongshan, Peoples R China;
[7]Peking Univ, Peoples Hosp, Beijing, Peoples R China;
[8]Peking Univ, Canc Hosp & Inst, Beijing, Peoples R China;
[9]Zhejiang Univ, Sch Med, Affiliated Hosp 2, Hangzhou, Zhejiang, Peoples R China;
[10]Chinese Acad Med Sci, Canc Hosp, Beijing, Peoples R China;
[11]Peking Union Med Coll, Beijing, Peoples R China