About the Authors
- Xiaoxia Peng
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Contributed equally to this work with: Xiaoxia Peng, Shige Song
Affiliation School of Public Health and Family Medicine, Capital Medical University, Beijing, China
- Shige Song
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Contributed equally to this work with: Xiaoxia Peng, Shige Song
Affiliation Institute of Sociology, Chinese Academy of Social Sciences, Beijing, China
- Sheena Sullivan
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Affiliation School of Exercise, Biomedical and Health Sciences, Edith Cowan University, Perth, Australia
- Jingjun Qiu
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Affiliation School of Public Health and Family Medicine, Capital Medical University, Beijing, China
- Wei Wang
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* E-mail: wei6014@yahoo.com
Affiliations School of Public Health and Family Medicine, Capital Medical University, Beijing, China, School of Exercise, Biomedical and Health Sciences, Edith Cowan University, Perth, Australia, Graduate School, Chinese Academy of Sciences, Beijing, China
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: XP S. Song WW. Analyzed the data: XP. Contributed reagents/materials/analysis tools: S. Song. Wrote the paper: XP. Participated in the preparation and revision of the manuscript: S. Sullivan WW. Contributed to administrative and technical support: JQ. Responsible for planning, acquisition of data, and obtaining funding for this study: WW.