1. National Assembly Futures Institute, Seoul, South Korea
2. School of Public Health, San Diego State University, San Diego, CA, USA
3. Department of Health and Social Behavior, University of Tokyo School of Public Health, Tokyo, Japan
4. Division of Social Welfare and Health Administration, Wonkwang University, Iksan-si, South Korea
5. JW LEE Center for Global Medicine, Seoul National University College of Medicine, Seoul, South Korea