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Koichi Suda
Department of Human Pathology, Juntendo University School of Medicine
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Isao Nishimori
Department of Gastroenterology and Hepatology, Kochi University School of Medicine
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Masaru Takase
Department of Human Pathology, Juntendo University School of Medicine
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Itaru Oi
Department of Internal Medicine, Tokyo Womans Medical University
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Michio Ogawa
Department of Surgery, Kumamoto University School of Medicine