Affiliation: | 1. Department of Gastroenterology and Hepatology, Osaka University Graduate School of Medicine, Suita, Japan;2. Department of Gastroenterology and Hepatology, Osaka Police Hospital, Osaka, Japan;3. Department of Gastroenterology and Hepatology, Kansai Rosai Hospital, Amagasaki, Hyogo, Japan;4. Department of Gastroenterology and Hepatology, Yao Municipal Hospital, Yao, Osaka, Japan;5. Department of Gastroenterology and Hepatology, Minoh City Hospital, Minoh, Osaka, Japan;6. Department of Gastroenterology and Hepatology, Osaka Rosai Hospital, Sakai, Osaka, Japan;7. Department of Gastroenterology and Hepatology, Toyonaka Municipal Hospital, Toyonaka, Osaka, Japan;8. Department of Gastroenterology and Hepatology, Hyogo Prefectural Nishinomiya Hospital, Nishinomiya, Hyogo, Japan;9. Department of Gastroenterology and Hepatology, Japan Community Healthcare Organization, Osaka Hospital, Osaka, Japan;10. Department of Gastroenterology and Hepatology, Osaka General Medical Center, Osaka, Japan;11. Department of Gastroenterology and Hepatology, Otemae Hospital, Osaka, Japan |