1Division of Gastroenterology, Department of Internal Medicine, Inje University Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea
2Division of Pulmonology, Department of Internal Medicine, Inje University Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea
3Department of Pathology, Inje University Haeundae Paik Hospital, Inje University College of Medicine, Busan, Korea
Copyright © 2016 Korean Society of Gastrointestinal Endoscopy
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