1. Department of Hepatobiliary Surgery, San Ming First Hospital, Sanming, Fujian 365000, P.R. China
2. Department of Hepatobiliary Surgery, The First Affiliated Hospital of Fujian Medical University, Fuzhou, Fujian 350001, P.R. China
3. Department of Critical Care Medicine, Xiamen Cardiovascular Hospital Xiamen University, Xiamen, Fujian 361000, P.R. China
4. Department of Laboratory Medicine, The First Affiliated Hospital of Fujian Medical University, Fuzhou, Fujian 350001, P.R. China