1. Department of Metabolic Medicine, Graduate School of Medicine, Osaka University
2. Department of Cardiology, Tokushukai Nozaki Hospital
3. Department of Cardiology, National Hospital Organization Kure Medical Center
4. Toyonaka Municipal Hospital
5. Molecular Cardiology Unit, Whitaker Cardiovascular Institute, Boston University School of Medicine
6. Department of Cardiology, Sumitomo Hospital
7. Department of Cardiovascular Medicine, Brigham and Women's Hospital, Harvard Medical School