1. Department of Cardiology, Rinku General Medical Center
2. Tokyo Medical and Dental University
3. Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine
4. Department of Endocrinology, Hematology and Gerontology, Chiba University Graduate School of Medicine
5. National Center for Geriatrics and Gerontology
6. Department of Metabolic Medicine, Faculty of Life Sciences, Kumamoto University
7. Division of Endocrinology and Metabolism, Department of Medicine, Jichi Medical University