1. Department of Cardiovascular Medicine, Graduate School of Medical Sciences, Kumamoto University
2. Deputy Director General of the Hospital, National Cerebral and Cardiovascular Center
3. Department of Community Medicine, Kumamoto University Hospital
4. First Department of Internal Medicine, Nara Medical University
5. Jinnouchi Hospital
6. Sugawara Clinic
7. Medical Examination Center, Takeda Hospital
8. Yokohama Sotetsu Bldg, Clinic of Internal Medicine
9. Department of Internal Medicine, Shizuoka City Hospital
10. Department of Internal Medicine and Cardiology, Graduate School of Medicine, Osaka City University
11. Department of Metabolism and Endocrinology, Graduate School of Medicine, Juntendo University