1. Department of Education and Support for Regional Medicine, Tohoku University Hospital, Japan
2. Department of Community Medical Supports, Tohoku Medical Megabank Organization, Japan
3. Division of Nephrology, Endocrinology and Vascular Medicine, Tohoku University Hospital, Japan
4. Department of Neurosurgery, Tohoku University Graduate School of Medicine, Japan
5. RIFUNONAIKA CLINIC, Japan