[1] Chinese Acad Med Sci, Canc Inst & Hosp, Dept Breast Surg Oncol, Beijing 100730, Peoples R China
[2] Chinese Acad Med Sci, Canc Inst & Hosp, Dept Abdominal Surg Oncol, Beijing 100730, Peoples R China
[3] Chinese Acad Med Sci, Canc Inst & Hosp, Lab Cell & Mol Biol, Beijing 100730, Peoples R China
[4] Chinese Acad Med Sci, Canc Inst & Hosp, State Key Lab Mol Oncol, Beijing 100730, Peoples R China
[5] Peking Union Med Coll, Nanli 17, Beijing 100021, Peoples R China
[6] Capital Med Univ, Beijing Tiantan Hosp, Dept Gastroenterol, Beijing, Peoples R China