About the Authors
- Shuichiro Yamamoto
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* E-mail: shuichiro.yamamoto.sr@hitachi.com
Affiliation Occupational Health Section, Hitachi, Ltd., Hitachi Health Care Center, Hitachi city, Ibaraki, Japan
- Yumi Matsushita
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Affiliation Department of Clinical Research, Center for Clinical Sciences, National Center for Global Health and Medicine, Shinjuku-ku, Tokyo, Japan
- Toru Nakagawa
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Affiliation Occupational Health Section, Hitachi, Ltd., Hitachi Health Care Center, Hitachi city, Ibaraki, Japan
- Toru Honda
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Affiliation Occupational Health Section, Hitachi, Ltd., Hitachi Health Care Center, Hitachi city, Ibaraki, Japan
- Takeshi Hayashi
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Affiliation Occupational Health Section, Hitachi, Ltd., Hitachi Health Care Center, Hitachi city, Ibaraki, Japan
- Mitsuhiko Noda
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Affiliation Department of Endocrinology and Diabetes, Saitama Medical University, Iruma-gun, Saitama, Japan
- Tetsuya Mizoue
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Affiliation Department of Epidemiology and Prevention, Center for Clinical Sciences, National Center for Global Health and Medicine, Shinjuku-ku, Tokyo, Japan
Competing Interests
S Yamamoto, T Nakagawa, T Honda, and T Hayashi are employed by Hitachi, Ltd. There are no 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, as detailed online in the guide for authors.
Author Contributions
Conceived and designed the experiments: SY TM. Analyzed the data: SY TN. Contributed reagents/materials/analysis tools: YM T. Hayashi. Wrote the paper: SY TM. Reviewed and edited the manuscript: YM MN T. Honda T. Hayashi.