1. Department of Internal Medicine and Liver Research Institute, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea
2. Department of Internal Medicine, Dongguk University Ilsan Hospital, Goyang, Republic of Korea
3. Department of Surgery, Asan Medical Center, University of Ulsan College of Medicine, Seoul, Republic of Korea
4. Department of Surgery, Pusan National University Yangsan Hospital, Yangsan, Republic of Korea
5. Department of Surgery, Chonnam National University Hwasun Hospital, Hwasun, Republic of Korea
6. Department of Surgery, Kyoungpook National University Chilgok Hospital, Daegu, Republic of Korea
7. Department of Surgery, Ajou University Hospital, Suwon, Republic of Korea
8. Center for Gastric Cancer, National Cancer Center, Goyang, Republic of Korea
9. Department of Surgery, Boramae Medical Center, Seoul, Republic of Korea
10. Department of Surgery, Yonsei University Severance Hospital, Seoul, Republic of Korea
11. Department of Surgery, Catholic University of Seoul St Mary’s Hospital, Seoul, Republic of Korea
12. Department of Surgery, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea
13. Department of Surgery, Chungnam National University Hospital, Daejeon, Republic of Korea
14. Department of Radiology, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea
15. Medical Research Collaborating Center, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea
16. Department of Surgery, Seoul National University Bundang Hospital, Seongnam-si, Republic of Korea
17. Department of Surgery and Cancer Research Institute, Seoul National University Hospital, Seoul National University College of Medicine, Seoul, Republic of Korea