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Yoshihide Fujiyama
Division of Gastroenterology, Department of Internal Medicine, Shiga University of Medical Science
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Soichiro Miura
Department of Internal Medicine, National Defense Medical College
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Satoshi Motoya
Department of Gastroenterology, Sapporo Kosei General Hospital
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Shigeo Yoshizawa
Yoshizawa Clinic
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Hitoshi Ichikawa
Division of Gastroenterology and Hepatology, Tokyo Dental College Ichikawa General Hospital