[1] Fudan Univ, Shanghai Canc Ctr, Dept Gastrointestinal Oncol, Shanghai, Peoples R China
[2] Sichuan Univ, Dept Abdominal Oncol, West China Hosp, West China Sch Med, Chengdu, Peoples R China
[3] Kunming Med Univ, Affiliated Hosp 1, Kunming, Yunnan, Peoples R China
[4] Guangzhou Med Univ, Affiliated Tumor Hosp, Guangzhou, Peoples R China
[5] Shandong Canc Hosp, Jinan, Peoples R China
[6] Shanxi Canc Hosp, Taiyuan, Peoples R China
[7] Shandong First Med Univ, Dept Oncol, Cental Hosp, Dept Oncol, Jinan, Peoples R China
[8] Jiangnan Univ, Affiliated Hosp, Dept Oncol, Wuxi Peoples Hosp 4, Wuxi, Jiangsu, Peoples R China
[9] Bengbu Med Coll, Affiliated Hosp 1, Surg Oncol, Bengbu, Peoples R China
[10] Anhui Prov Canc Hosp, Hefei, Peoples R China
[11] Hebei Med Univ, Hebei Canc Hosp, Hosp 4, Dept Gastroenterol, Shijiazhuang, Hebei, Peoples R China
[12] Hunan Canc Hosp, Changsha, Peoples R China
[13] Qilu Pharmaceut Co Ltd, Dept Oncol, Jinan, Peoples R China
[14] Qilu Pharmaceut Co Ltd, Clin Res Ctr, Jinan, Peoples R China
[15] Qilu Pharmaceut Co Ltd, Clin Res Ctr, Jinan, Shandong, Peoples R China