1. Department of Preventive Medicine, College of Medicine, Hanyang University, Seoul 04763, Republic of Korea
2. Institute for Health and Society, Hanyang University, Seoul 04763, Republic of Korea
3. Department of Preventive Medicine, Chonnam National University Medical School, Gwangju 61186, Republic of Korea
4. Department of Physiology, College of Medicine, Hanyang University, Seoul 04763, Republic of Korea