1. Department of Health Management and Policy; Graduate School of Medicine; The University of Tokyo
2. Department of Urology; The University of Tokyo
3. Department of Medical Informatics and Economics; Graduate School of Medicine; The University of Tokyo
4. Department of Preventive Medicine and Community Health; University of Occupational and Environmental Health; Fukuoka; Japan
5. Department of Health Care Informatics; Tokyo Medical and Dental University; Tokyo