1. Department of Nephrology, Japan Self-Defense Forces Sendai Hospital
2. Division of Nephrology and Endocrinology, Faculty of Medicine, Tohoku Medical and Pharmaceutical University
3. Division of Public Health, Hygiene and Epidemiology, Faculty of Medicine, Tohoku Medical and Pharmaceutical University
4. Department of Preventive Medicine and Epidemiology, Tohoku Medical Megabank Organization, Tohoku University
5. Tohoku Institute for Management of Blood Pressure
6. Division of Aging and Geriatric Dentistry, Department of Oral Function and Morphology, Tohoku University Graduate School of Dentistry
7. Department of Hygiene and Public Health, Teikyo University School of Medicine
8. Department of Social Pharmacy and Public Health, Showa Pharmaceutical University
9. Medical Information Technology Center, Tohoku University Hospital
10. Department of Hygiene and Preventive Medicine, Iwate Medical University School of Medicine
11. Department of Cardiovascular Medicine, Saga University