[Wan, Mao-lin] Hubei Univ Sci & Technol, Dept Hepatobiliary & Pancreat Surg, Xianning Cent Hosp, Affiliated Hosp 1, Xianning 437000, Peoples R China.
[Wang, Yu] Univ South China, Dept Lab Med, Affiliated Hosp 2, Hengyang 421001, Peoples R China.
[Zeng, Zhi] Hubei Univ Sci & Technol, Affiliated Hosp 1, Xianning Cent Hosp, Dept Pathol, Xianning 437000, Peoples R China.
[Deng, Bo; Zhu, Bi-sheng; Han, Qi] Hubei Univ Sci & Technol, Affiliated Hosp 1, Xianning Cent Hosp, Dept Oncol, Xianning 437000, Peoples R China.
[Cao, Ting; Wu, Qing] Univ South China, Affiliated Nanhua Hosp, Dept Digest Med, Hengyang 421002, Peoples R China.