About the Authors

Wei Song

Affiliation Department of Epidemiology, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Avima M. Ruder

Affiliation National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio, United States of America

Liangyuan Hu

Affiliation Department of Epidemiology, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Yufeng Li

Affiliation Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Rong Ni

Affiliation Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Wenshuo Shao

Affiliation Department of Epidemiology, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Richard A. Kaslow

Affiliations Department of Epidemiology, University of Alabama at Birmingham, Birmingham, Alabama, United States of America, Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

MaryAnn Butler

Affiliation National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, Cincinnati, Ohio, United States of America

Jianming Tang

jtang@uab.edu

Affiliation Department of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AMR YL RK MB JT. Performed the experiments: WS LH RN WS. Analyzed the data: WS AMR LH YL WS MB JT. Contributed reagents/materials/analysis tools: AMR RN RK MB JT. Wrote the paper: WS AMR LH YL RK JT. Reviewed the literature: JT AMR.