1. Division of Endocrinology and Metabolism, Department of Internal Medicine, Jichi Medical University
2. Division for Health Service Promotion, The University of Tokyo
3. Chiba University
4. Department of Cardiovascular Medicine, Kanazawa University Graduate School of Medical Sciences
5. Department of Clinical Laboratory Technology, Faculty of Medical Science, Juntendo University
6. Division of Diabetes, Metabolism and Endocrinology, Department of Internal Medicine, Iwate Medical University
7. Department of Cardiology, Rinku General Medical Center
8. Cardiovascular Center, Osaka Medical and Pharmaceutical University