1. Department of Public Health and Epidemiology, Graduate School of Medicine, University of the Ryukyus
2. Department of Public Health, Hokkaido University Faculty of Medicine
3. Faculty of Pharmaceutical Sciences, Hokkaido University of Science
4. Faculty of Health Sciences, Hokkaido University
5. Research Unit of Advanced Interdisciplinary Care Science, Osaka Metropolitan University Graduate School of Human Life Science
6. Public Interest Incorporated Foundation, the Health Care Science Institute
7. The Hokkaido Centre for Family Medicine
8. Suttu Municipal Clinic
9. Department of Nutrition, Sapporo University of Health Sciences