1. Division of Gastroenterology, Department of Internal Medicine, Inha University School of Medicine, Incheon, South Korea
2. Department of Hospital Medicine, Inha University School of Medicine, Incheon, South Korea
3. Division of Infectious Disease, Department of Internal Medicine, Inha University School of Medicine, Incheon, South Korea
4. Division of Gastroenterology, Department of Internal Medicine, Inha University Hospital, Inha University School of Medicine, 27 Inhang-ro, Jung-gu, Incheon 22332, Republic of Korea
5. Department of Biomedical Sciences, Inha University School of Medicine, Incheon, South Korea