[1] Sun Yat Sen Univ Canc Ctr, Collaborat Innovat Ctr Canc Med, Dept Radiat Oncol, State Key Lab Oncol South China, Guangzhou, Guangdong, Peoples R China
[2] Peking Univ Canc Hosp & Inst, Minist Educ, Key Lab Carcinogenesis & Translat Res, Dept Gastrointestinal Oncol, Beijing, Peoples R China
[3] Peking Univ Canc Hosp, Dept Pathol, Beijing, Peoples R China
[4] Peking Univ Canc Hosp, Dept Endoscopy Ctr, Beijing, Peoples R China
[5] Sun Yat Sen Univ Canc Ctr, Collaborat Innovat Ctr Canc Med, Dept Hematol Oncol, State Key Lab Oncol South China, Guangzhou, Guangdong, Peoples R China
[6] Sun Yat Sen Univ Canc Ctr, Collaborat Innovat Ctr Canc Med, Dept Gastr Surg, State Key Lab Oncol South China, Guangzhou 510060, Guangdong, Peoples R China
[7] First Hosp China Med Univ, Dept Pathol, Shenyang, Liaoning, Peoples R China
[8] Huazhong Univ Sci & Technol, Affiliated Tongji Hosp, Tongji Med Coll, Dept Ultrasonog, Wuhan, Hubei, Peoples R China
[9] Sun Yat Sen Univ, State Key Lab Oncol South China, Collaborat Innovat Ctr Canc Med, Dept Gen,Canc Ctr, Guangzhou, Guangdong, Peoples R China
[10] Zhejiang Canc Hosp, Dept Med Oncol, Hangzhou, Zhejiang, Peoples R China
[11] Shanghai Jiaotong Univ Sch Med, Ruijin Hosp, Dept Radiat Oncol, Shanghai, Peoples R China
[12] Fourth Affiliated Hosp Harbin Med Univ, Dept Obstet & Gynecol, Harbin, Heilongjiang, Peoples R China
[13] Fujian Canc Hosp, Dept Pathol, Fuzhou, Fujian, Peoples R China
[14] First Hosp Jilin Univ, Tumor Ctr, Changchun, Jilin, Peoples R China
[15] Southern Med Univ, Nanfang Hosp, Dept Gen Surg, Guangzhou, Guangdong, Peoples R China
[16] Fudan Univ, Zhongshan Hosp, Dept Radiol, Shanghai, Peoples R China
[17] Peking Univ Canc Hosp, Dept Gastrointestinal Surg, Beijing, Peoples R China
[18] China Med Univ, Gastrointestinal Tumor Pathol Lab, Inst Canc, Hosp 1, Shenyang 110001, Liaoning, Peoples R China
[19] Fudan Univ, Affiliated Zhongshan Hosp, Dept Geriatr, Shanghai, Peoples R China
[20] First Hosp China Med Univ, Dept Surg Oncol, Shenyang, Liaoning, Peoples R China
[21] Sun Yat Sen Univ Canc Ctr, Collaborat Innovat Ctr Canc Med, Dept Gastr Surg, State Key Lab Oncol South China, Guangzhou 510060, Guangdong, Peoples R China
[22] Chinese Acad Med Sci & Peking Union Med Coll, Natl Canc Ctr, Natl Clin Res Ctr Canc, Dept Radiat Oncol,Canc Hosp, Beijing, Peoples R China
[23] Chinese Acad Med Sci, Shenzhen Hosp, Canc Hosp, Shenzhen, Peoples R China
[24] Huazhong Univ Sci & Technol, Tongji Med Coll, Dept Oncol, Affiliated Tongji Hosp, Wuhan, Hubei, Peoples R China
[25] Sichuan Univ, West China Hosp, Dept Abdominal Oncol, Chengdu, Sichuan, Peoples R China
[26] Fudan Univ, Affiliated Zhongshan Hosp, Dept Geriatr, Shanghai, Peoples R China
[27] Tianjin Med Univ Canc Inst & Hosp, Dept Gastr Surg, Tianjin, Peoples R China
[28] Harbin Med Univ, Dept Med Oncol, Canc Hosp, Harbin, Heilongjiang, Peoples R China
[29] Peking Univ, Int Hosp, Dept Med Oncol, Beijing, Peoples R China
[30] Nanjing Univ, Nanjing Drum Tower Hosp, Dept Pathol, Affiliated Hosp ,Med Sch, Nanjing, Peoples R China
[31] Peking Univ Canc Hosp & Inst, Dept GI Oncol, Minist Educ, Key Lab Carcinogenesis & Translat Res, Beijing 100142, Peoples R China
[32] Fudan Univ, Shanghai Med Coll, Dept Oncol, Shanghai, Peoples R China