| 2020. 6. ~ 현재 |
Korean Cancer Association Chairman, board of directors |
| 2018. ~ 현재 |
Korean GIST Study Group, Chairman |
| 2016. ~ 2020. |
Korean Cancer Association, Auditor |
| 2016. ~ 2020. |
Korean Society of Surgical Oncology(KSSO) Chairman, board of the directors |
| 2015. ~ 2017. |
Korean Gastric Cancer Association Chairman, board of the directors |
| 2015. ~ 2017. |
International Society of Digestive Surgery, Program Committee member |
| 2011. ~ 2015. |
International Society of Digestive Surgery Council |
| 2009. 1. ~ 현재 |
American College of Surgeons / Fellow |
| 2007. ~ 2017. |
Korean GIST Study Group / Vice chairman |
| 2007 ~ 현재 |
International Gastric Cancer Association / Treasurer, Executive committee member |
| 2006. ~ 2016. |
Korean Cancer Association(KCA) Council member |
| 2006 ~ 2008 |
Korean Surgical Society / Secretary General |
| 2005. ~ 현재 |
Korean Cancer Society, Council member |
| 2005 ~ 현재 |
International Gastric Cancer Association / Council member |
| 2005 ~ 2013. 2. |
Korean Surgical Skill Study Group / Chairman |
| 2005 ~ 2009 |
Korean Laparoscopic Gastrointestinal Surgery Study Group / Chairman |
| 2001. 9. |
AACR International Conference Seoul 2001 / Secretary General |
| 2000 ~ 2002 |
International Society for Digestive Surgery / Councilor member |
| 1999. ~ 현재 |
Korean Gastric Cancer Association(KGCA), Council member |
| 1999. 4. |
3rd International Gastric Cancer Congress / Secretary General |
| 1999 ~ 현재 |
International Gastric Cancer Linkage Consortium / Steering group member |
| 1999 ~ 현재 |
Brazilian Gastric Cancer Association / International advisor |
| 1996. 9. |
15th World Congress of CICD / Secretary General |
| 1994 ~ 현재 |
Korean Society of Gastroenterology / Member |
| 1994 ~ 1999 |
Korean Gastric Cancer Association / Secretary, member |
| 1991 ~ 현재 |
American Association for Cancer Research / Corresponding member |
| 1990 ~ 현재 |
Korean Cancer Association / Member |
| 1990 ~ 현재 |
Korean Surgical Society / Member |
공유
