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1Department of Preventive Medicine and Public Health, Ajou University School of Medicine, Suwon, Korea
2Department of Occupational and Environmental Medicine, Ajou University School of Medicine, Suwon, Korea
3Department of Pulmonary and Critical Care Medicine, Ajou University School of Medicine, Suwon, Korea
4Data Link and Operation Team, Cancer Data Center, National Cancer Control Institute, National Cancer Center, Goyang, Korea
5Department of Occupational and Environmental Medicine, Inha University Hospital, Incheon, Korea
6Department of Social and Preventive Medicine, Inha University School of Medicine, Incheon, Korea
©2021, Korean Society of Epidemiology
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