1. Department of Preventive Medicine, Wonju College of Medicine, Yonsei University
2. Department of Family Medicine, Wonju College of Medicine, Yonsei University
3. Department of Occupational and Environmental Medicine, Wonju College of Medicine, Yonsei University
4. Institute of Genomic Cohort, Wonju College of Medicine, Yonsei University
5. Department of Nursing, Mokpo National University