About the Authors

Lan-Hsin Chen

Affiliation Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan

Wen-Chung Lee

wenchung@ntu.edu.tw

Affiliations Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan University, Taipei, Taiwan, Research Center for Genes, Environment and Human Health, College of Public Health, National Taiwan University, Taipei, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WCL. Performed the experiments: LHC. Analyzed the data: LHC WCL. Contributed reagents/materials/analysis tools: LHC WCL. Wrote the paper: LHC.