1. Division of Nephrology, Endocrinology, and Vascular Medicine, Tohoku University Graduate School of Medicine, Japan
2. Department of Diagnostic Radiology, Tohoku University Graduate School of Medicine, Japan
3. Katta Public General Hospital, Japan
4. Division of Cardiovascular Surgery, Tohoku University Graduate School of Medicine, Japan
5. Division of Medical Science, Tohoku University Graduate School of Biomedical Engineering, Japan
6. Department of Clinical Biology and Hormonal Regulation, Tohoku University Graduate School of Medicine, Japan