1. School of Medicine and Graduate School, International University of Health and Welfare, Takagi Hospital
2. Saitama Citizens Medical Center
3. Nara Prefecture Seiwa Medical Center
4. Department of General Internal Medicine 3, Kawasaki Medical School
5. Department of Cardiovascular Medicine and Endocrinology and Metabolism, Tottori University
6. Department of Cardiovascular Medicine, Osaka University Graduate School of Medicine
7. Novartis Pharma K.K.