1. Department of Infectious Diseases, First Affiliated Hospital, School of Medicine, Xi'an Jiaotong University, Xi'an, China.
2. Department of Laboratory Medicine, First Affiliated Hospital, School of Medicine, Xi'an Jiaotong University, Xi'an, China.
3. Department of Hepatobiliary Surgery, First Affiliated Hospital, School of Medicine, Xi'an Jiaotong University, Xi'an, China.
4. Institute of Advanced Surgical Technology and Engineering, Xi'an Jiaotong University, Xi'an, China.