1Department of Gastroenterology, Gachon University Gil Medical Center, Incheon, Korea.
2Center for Gastric Cancer, National Cancer Center, Goyang, Korea.
3Department of Internal Medicine, Catholic University of Daegu School of Medicine, Daegu, Korea.
4Department of Internal Medicine, Kyung Hee University School of Medicine, Seoul, Korea.
Copyright © 2012 Korean Society of Gastrointestinal Endoscopy
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