1. Department of Hepatobiliary Surgery and Institute of Advanced Surgical Technology and Engineering; The First Affiliated Hospital of Xi'an Jiaotong University; Xi'an China
2. Department of Surgery; The Ohio State University Wexner Medical Center; Columbus Ohio
3. Division of Surgical Oncology; Department of Surgery; Winship Cancer Institute; Emory University; Atlanta Georgia
4. Department of Surgery; University of Wisconsin School of Medicine and Public Health; Madison Wisconsin
5. Department of Surgery; Stanford University Medical Center; Stanford California
6. Department of Surgery; New York University; New York New York
7. Department of Surgery; Washington University School of Medicine; St Louis Missouri
8. Division of Surgical Oncology; Department of Surgery; The Johns Hopkins Hospital; Baltimore Maryland
9. Division of Surgical Oncology; Department of Surgery; University of Louisville; Louisville Kentucky
10. Division of Surgical Oncology; Department of Surgery; Vanderbilt University Medical Center; Nashville Tennessee
11. Department of Surgery; Wake Forest University; Winston-Salem North Carolina