About the Authors
- Weihong Chen, Yuewei Liu, Haijiao Wang, Shaofan Weng, Jingqiong Chen, Tangchun Wu
- Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
- Weihong Chen, Yuewei Liu, Tangchun Wu
- Ministry of Education Key Lab of Environment and Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, China
- Eva Hnizdo, Frank J. Hearl
- Division of Respiratory Disease Studies, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Morgantown, West Virginia, United States of America
- Yi Sun, Frank Bochmann
- Department of Applied Epidemiology, Institute for Occupational Safety and Health, German Social Accident Insurance (IFA), Sankt Augustin, Germany
- Liangping Su
- Daye Iron Mine Hospital, Wuhan Iron and Steel Corporation, Huangshi, Hubei, China
- Xiaokang Zhang
- Jingdezhen Health Bureau, Jingdezhen, Jiangxi, China
The authors have declared that no competing interests exist.
Analyzed the data: WC YL HW SW TW. Wrote the first draft of the manuscript: WC YL. Contributed to the writing of the manuscript: WC YL EH YS TW. ICMJE criteria for authorship read and met: WC YL HW EH YS LS XZ SW FB FH JC TW. Agree with manuscript results and conclusions: WC YL HW EH YS LS XZ SW FB FH JC TW. Initiated and designed the study: WC FH JC. Established the databases: WC YL HW SW LS XZ. Contributed to the interpretation of data and results: EH YS FB.