1. Department of Hepatobiliary Surgery, Guilin Medical University, Affiliated Hospital, Guilin, Guangxi, People's Republic of China
2. Laboratory of Liver Injury and Repair Molecular Medicine, Guilin Medical University, Guilin, Guangxi, People's Republic of China
3. Department of Pathology and Physiopathology, Guilin Medical University, Guilin, Guangxi, People's Republic of China
4. Department of Epidemiology and Statistics, School of Public Health, Guilin Medical College, Guilin, Guangxi, People's Republic of China
5. Department of General Surgery, The First Affiliated Hospital, Sun Yat-Sen University, Guangzhou, People's Republic of China