Hyun Woo Lee
1, Sung Koo Lee
2,*, Jae Hyuck Jun
2, Tae Jun Song
2, Do Hyun Park
2, Sang Soo Lee
2, Dong-Wan Seo
2 and Myung-Hwan Kim
21Digestive Disease Center and Research Institute, Department of Internal Medicine, SoonChunHyang University School of Medicine, Bucheon, Korea
2Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, Seoul, Korea
Sung Koo Lee
Division of Gastroenterology, Department of Internal Medicine, University of Ulsan College of Medicine, Asan Medical Center, 88 Olympic-ro 43-gil, Songpa-gu, Seoul 05505, Korea
Tel: +82-2-3010-3186, Fax: +82-2-476-0824, E-mail:
sklee@amc.seoul.kr