About the Authors
- Tomoko Kobayashi
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Affiliation Department of Epidemiology, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama, Japan
- Etsuji Suzuki
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Affiliation Department of Epidemiology, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama, Japan
- Tuula Oksanen
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Affiliation Centre of Expertise for Development of Work and Organizations, Finnish Institute of Occupational Health, Helsinki, Finland
- Ichiro Kawachi
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Affiliation Department of Social and Behavioral Sciences, Harvard School of Public Health, Boston, Massachusetts, United States of America
- Soshi Takao
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* E-mail: s-takao@md.okayama-u.ac.jp
Affiliation Department of Epidemiology, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: TK ST. Performed the experiments: TK ST. Analyzed the data: TK. Contributed reagents/materials/analysis tools: TK ST IK ES TO. Wrote the paper: TK ST IK. Reviewed manuscript: IK ES TO. Approved submitting the final version of manuscript: TK ST.