Present,
Professor, Department of Gastroenterology & Hepatology, Konkuk University Medical Center
2009-2010,
University of California San Diego Gastroenterology Long-term Training
2005,
Short-term training at the Department of Gastroenterology, Tokyo National Cancer Center, University of Tokyo Hospital, Japan
2003-2005,
Fellow, Department of Gastroenterology, Sungkyunkwan University Samsung Medical Center
1999-2003,
Resident, Department of Internal Medicine, Sungkyunkwan University Samsung Medical Center
1998-1999,
Intern, Sungkyunkwan University Samsung Medical Center
