Affiliation: | 1.Department of Surgery, Seoul National University Hospital, Seoul, South Korea ;2.Department of Surgery, Gachon University Gil Medical Center, Incheon, South Korea ;3.Department of Surgery, Seoul National University College of Medicine, Seoul, South Korea ;4.Department of General, Visceral and Transplant Surgery, University Medical Center of the Johannes Gutenberg University Mainz, Mainz, Germany ;5.Department of Surgery, Eulji University, Seoul, South Korea ;6.Cancer Research Institute, Seoul National University, Seoul, South Korea ;7.Department of Surgery, Seoul National University Bundang Hospital, Seongnam, South Korea ;8.Department of Surgery, Kyung Hee University Hospital at Gangdong, Seoul, South Korea ;9.VITCAL Co., Ltd., Seoul, South Korea ; |