About the Authors
- Toshio Watanabe
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* E-mail: watanabet@med.osaka-cu.ac.jp
Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Toshihisa Takeuchi
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Affiliation Second Department of Internal Medicine, Osaka Medical College, Takatsuki, Osaka, Japan
- Osamu Handa
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Affiliation Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Kyoto, Japan
- Yasuhisa Sakata
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Affiliation Department of Internal Medicine and Gastroenterology, Saga Medical School, Saga, Japan
- Tetsuya Tanigawa
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Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Masatsugu Shiba
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Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
- Yuji Naito
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Affiliation Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Kyoto, Japan
- Kazuhide Higuchi
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Affiliation Second Department of Internal Medicine, Osaka Medical College, Takatsuki, Osaka, Japan
- Kazuma Fujimoto
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Affiliation Department of Internal Medicine and Gastroenterology, Saga Medical School, Saga, Japan
- Toshikazu Yoshikawa
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Affiliation Department of Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Kyoto, Japan
- Tetsuo Arakawa
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Affiliation Department of Gastroenterology, Osaka City University Graduate School of Medicine, Osaka, Japan
Competing Interests
YN has received research grants from Eisai Co., Ltd., Otsuka Pharmaceutical Co., Ltd and Takeda Pharmaceutical Co., Ltd. KH has received research grants and speaker’s fee from Otsuka Pharmaceutical Co., Ltd. TA has received research grants from Eisai Co., Ltd. and Otsuka Pharmaceutical Co., Ltd. Otsuka Pharmaceutical Co., Ltd provided rebamipide and identical placebo. There are no further patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.
Author Contributions
Conceived and designed the experiments: TW YN KH KF TY TA. Performed the experiments: TW T. Takeuchi OH YS T. Tanigawa. Analyzed the data: MS. Contributed reagents/materials/analysis tools: TW T. Tanigawa. Wrote the paper: TW TA.