1. Shinshu University Faculty of Education
2. Miyagi University School of Nursing
3. Department of Environment Health Sciences, Tohoku University School of Medicine
4. Department of Public Health, Gifu University School of Medicine
5. Furukawa and Shida Association of School Health
6. Ito Clinic
7. Department of Public Health, Yamagata University School of Medicine
8. Department of Public Health, Tohoku University School of Medicine