1. From the Department of Surgery, Division of Surgical Oncology, The Ohio State University Wexner Medical Center and James Comprehensive Cancer Center, Columbus, OH (Moazzam, Alaimo, Endo, Lima, Cloyd, Ejaz, Pawlik)
2. Department of Surgery, University of Verona, Verona, Italy (Ruzzenente, Guglielmi)
3. Department of Surgery, Ospedale San Raffaele, Milan, Italy (Aldrighetti)
4. Department of Surgery, Johns Hopkins Hospital, Baltimore, MD (Weiss)
5. Department of Surgery, University of Virginia, Charlottesville, VA (Bauer)
6. Department of Surgery, Fundeni Clinical Institute, Bucharest, Romania (Alexandrescu)
7. Department of Surgery, Stanford University, Stanford, CA (Poultsides)
8. Department of Surgery, Emory University, Atlanta, GA (Maithel)
9. Department of Surgery, Curry Cabral Hospital, Lisbon, Portugal (Marques)
10. Department of Surgery, University of Ottawa, Ottawa, ON, Canada (Martel)
11. Department of Surgery, Royal Prince Alfred Hospital, University of Sydney, Sydney, NSW, Australia (Pulitano)
12. Department of Surgery, Eastern Hepatobiliary Surgery Hospital, Shanghai, China (Shen)
13. Department of Hepatobiliopancreatic Surgery and Liver Transplantation, AP-HP, Beaujon Hospital, Clichy, France (Cauchy)
14. Department of Surgery, Erasmus University Medical Centre, Rotterdam, The Netherlands (Koerkamp)
15. Department of Gastroenterological Surgery, Yokohama City University School of Medicine, Yokohama, Japan (Endo).