1. Division of Surgical Oncology, Department of Surgery, The Johns Hopkins Hospital, Baltimore, Maryland2Hepatobiliary Surgery Division, Department of Digestive Surgery, Toranomon Hospital, Tokyo, Japan3Okinaka Memorial Institute for Medical Research, Toranomon Hospital, Tokyo, Japan
2. Hepatobiliary Surgery Division, Department of Digestive Surgery, Toranomon Hospital, Tokyo, Japan3Okinaka Memorial Institute for Medical Research, Toranomon Hospital, Tokyo, Japan
3. Division of Surgical Oncology, Department of Surgery, The Johns Hopkins Hospital, Baltimore, Maryland
4. Hepatobiliary Surgery Division, Department of Digestive Surgery, Toranomon Hospital, Tokyo, Japan
5. Okinaka Memorial Institute for Medical Research, Toranomon Hospital, Tokyo, Japan