[1] Chinese Acad Med Sci & Peking Union Med Coll, Canc Hosp, Natl Clin Res Ctr Canc, State Key Lab Mol Oncol,Natl Canc Ctr, Beijing 100021, Peoples R China
[2] Chinese Acad Med Sci & Peking Union Med Coll, Canc Hosp, Natl Clin Res Ctr Canc, Dept Hepatobiliary Surg,Natl Canc Ctr, Beijing 100021, Peoples R China
[3] Capital Med Univ, Beijing Friendship Hosp, Dept Gen Surg, Beijing 100050, Peoples R China
[4] Capital Med Univ, Beijing Friendship Hosp, Natl Clin Res Ctr Digest Dis NCRC DD, Liver Transplantat Ctr, Beijing, Peoples R China
[5] Jinchenjunchuang Clin Lab, Hangzhou, Peoples R China