1. Department of Surgery, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, South Korea;
2. Ajou University School of Medicine, Suwon, South Korea;
3. Department of Surgery, Dong-A University College of Medicine, Busan, South Korea;
4. Department of Surgery, Yeouido St. Mary's Hospital, The Catholic University of Korea, Seoul, South Korea;
5. Department of Surgery and Cancer Research Institute, Seoul National University College of Medicine, Seoul, South Korea;
6. Keimyung University Dongsan Medical Center, Daegu, South Korea;
7. Soonchunhyang University College of Medicine, Bucheon, South Korea;
8. Department of Surgery, Chonbuk National University Hospital, Jeonju, South Korea;
9. Department of Surgery, Seoul National University Hospital, Seoul, South Korea;
10. Department of Surgery, Seoul National University Bundang Hospital, Seongnam, South Korea;
11. Division of Gastrointestinal Surgery, Department of Surgery, Seoul St. Mary's Hospital, The Catholic University of Korea, Seoul, South Korea;
12. Department of Surgery, Chungnam National University Hospital, Daejeon, South Korea;
13. Department of Surgery, Chonnam National University Medical School, Gwangju, South Korea;
14. Department of Surgery, Ewha Womans University Mokdong Hospital, Seoul, South Korea;
15. Yonsei University College of Medicine, Seoul, South Korea;
16. The Korean Gastric Cancer Association, Seoul, Korea, The Republic of;