1. Department of Cardiology, Shonan-Kamakura General Hospital
2. Department of Cardiology, Sapporo Higashi Tokushukai Hospital
3. Department of Cardiology, Sakurakai Takahashi Hospital
4. Department of Cardiology, JOHAS Kanto-Rosai Hospital
5. Department of Cardiology, Tenjinkai Shin-Koga Hospital
6. Department of Cardiology, Higashi-Takarazuka Satoh Hospital
7. Department of Cardiology, Kyoto-Katsura Hospital
8. Department of Cardiology, Miyazaki Medical Association Hospital