1. Department of Hepatobiliary Surgery, Institute of Advanced Surgical Technology and Engineering The First Affiliated Hospital of Xi'an Jiaotong University Xi'an China
2. Division of Surgical Oncology, Wexner Medical Center and James Comprehensive Cancer Center The Ohio State University Columbus Ohio
3. Department of Surgery Stanford University Palo Alto California
4. Department of Surgery Virginia Mason Medical Center Seattle Washington
5. Department of Surgery University of Wisconsin School of Medicine and Public Health Madison Wisconsin
6. Department of Surgery Washington University School of Medicine St. Louis Missouri
7. Division of Surgical Oncology, Department of Surgery Vanderbilt University Nashville Tennessee
8. Division of Hepatopancreatobiliary and Advanced Gastrointestinal Surgery, Department of Surgery University of Michigan Ann Arbor Michigan
9. Division of Surgical Oncology, Department of Surgery, Winship Cancer Institute Emory University Atlanta Georgia