1. Research DepartmentInstitute for Health Economics and Policy, Association for Health Economics Research and Social Insurance and Welfare Tokyo Japan
2. Department of Health Policy and InformaticsTokyo Medical and Dental University Graduate School Tokyo Japan
3. Mental Health and Nursing Research Team, Mental Health Promotion ProjectTokyo Metropolitan Institute of Medical Science Tokyo Japan
4. Exploratory Oncology Research and Clinical Trial CenterNational Cancer Center Hospital East Chiba Japan