About the Authors

Yoon-Hwan Byun

Affiliation Department of Medicine, Dankook University College of Medicine, Cheonan, Korea

Mina Ha

minaha@dku.edu

Affiliations Department of Preventive Medicine, Dankook University College of Medicine, Cheonan, Korea, Environmental Health Center, Dankook University Medical Center, Cheonan, Korea

Ho-Jang Kwon

Affiliations Department of Preventive Medicine, Dankook University College of Medicine, Cheonan, Korea, Environmental Health Center, Dankook University Medical Center, Cheonan, Korea

Yun-Chul Hong

Affiliation Department of Preventive Medicine, Seoul National University College of Medicine, Seoul, Korea

Jong-Han Leem

Affiliation Department of Occupational and Environmental Medicine, Inha University College of Medicine, Incheon, Korea

Joon Sakong

Affiliation Department of Preventive Medicine, Yeungnam University College of Medicine, Daegu, Korea

Su Young Kim

Affiliation Department of Preventive Medicine, Cheju National University College of Medicine, Jeju, Korea

Chul Gab Lee

Affiliation Department of Occupational Medicine, Chosun University School of Medicine, Gwangju, Korea

Dongmug Kang

Affiliation Department of Occupational Medicine, Busan National University School of Medicine, Busan, Korea

Hyung-Do Choi

Affiliation Radio Technology Research Department, Electronics and Telecommunication Research Institute, Daejeon, Korea

Nam Kim

Affiliation School of Information and Communication Engineering, Chungbuk National University College of Electrical and Computer Engineering, Cheongju, Korea

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Review the manuscript and input to the final version: HK YH JL JS SYK CGL DK HC NK. Conceived and designed the experiments: MH HK YH JL JS SYK CGL DK HC NK. Performed the experiments: MH HK YH JL JS SYK CGL DK. Analyzed the data: YB MH. Contributed reagents/materials/analysis tools: HC NK. Wrote the paper: YB MH HC.