About the Authors

Jin-Ha Yoon

Affiliations The Institute for Occupational Health, Yonsei University College of Medicine, Seoul, Korea, Department of Preventive Medicine and Public Health, Yonsei University College of Medicine, Seoul, Korea, Graduate School of Public Health, Yonsei University College of Medicine, Seoul, Korea

Jong-Uk Won

Affiliations The Institute for Occupational Health, Yonsei University College of Medicine, Seoul, Korea, Department of Preventive Medicine and Public Health, Yonsei University College of Medicine, Seoul, Korea, Graduate School of Public Health, Yonsei University College of Medicine, Seoul, Korea

Wanhyung Lee

Affiliations The Institute for Occupational Health, Yonsei University College of Medicine, Seoul, Korea, Department of Preventive Medicine and Public Health, Yonsei University College of Medicine, Seoul, Korea, Graduate School of Public Health, Yonsei University College of Medicine, Seoul, Korea

Pil Kyun Jung

Affiliations The Institute for Occupational Health, Yonsei University College of Medicine, Seoul, Korea, Department of Preventive Medicine and Public Health, Yonsei University College of Medicine, Seoul, Korea, Graduate School of Public Health, Yonsei University College of Medicine, Seoul, Korea

Jaehoon Roh

jhroh@yuhs.ac

Affiliations The Institute for Occupational Health, Yonsei University College of Medicine, Seoul, Korea, Department of Preventive Medicine and Public Health, Yonsei University College of Medicine, Seoul, Korea, Graduate School of Public Health, Yonsei University College of Medicine, Seoul, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JR JHY. Performed the experiments: JR JUW. Analyzed the data: JHY WL. Contributed reagents/materials/analysis tools: JHY PJ. Contributed to the writing of the manuscript: JHY WL.