About the Authors
- Naoyoshi Nagata
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* E-mail: nnagata_ncgm@yahoo.co.jp
Affiliation Departments of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan
- Ryota Niikura
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Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
- Atsuo Yamada
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Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
- Toshiyuki Sakurai
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Affiliation Departments of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan
- Takuro Shimbo
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Affiliation Ohta Nishinouchi Hospital, Fukushima, Japan
- Yuka Kobayashi
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Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
- Makoto Okamoto
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Affiliation Department of Gastroenterology, JR Tokyo General Hospital, Tokyo, Japan
- Yuzo Mitsuno
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Affiliation Department of Gastroenterology, Japanese Red Cross Medical Center, Tokyo, Japan
- Keiji Ogura
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Affiliation Department of Gastroenterology, Tokyo Metropolitan Police Hospital, Tokyo, Japan
- Yoshihiro Hirata
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Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
- Kazuma Fujimoto
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Affiliation Department of Internal Medicine and Gastrointestinal Endoscopy, Saga Medical School, Saga, Japan
- Junichi Akiyama
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Affiliation Departments of Gastroenterology and Hepatology, National Center for Global Health and Medicine, Tokyo, Japan
- Naomi Uemura
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Affiliation Department of Gastroenterology, Tokyo Metropolitan Police Hospital, Chiba, Japan
- Kazuhiko Koike
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Affiliation Department of Gastroenterology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: NN RN AY T. Sakurai. Performed the experiments: NN RN AY T. Sakurai YK MO YM KO YH KF JA. Analyzed the data: NN RN T. Shimbo. Contributed reagents/materials/analysis tools: NN RN. Wrote the paper: NN RN. Editing the manuscript: KF NU KK.