1. Division of Trans-catheter Cardiovascular Therapeutics, Kanazawa Medical University Hospital, Kahoku, Japan
2. Cardiovascular Center, Kansai Rosai Hospital, Amagasaki, Japan
3. Department of Cardiology, Kokura Memorial Hospital, Kitakyushu, Japan
4. Division of Cardiology, Saiseikai Yokohama-City Eastern Hospital, Yokohama, Japan
5. Department of Cardiology, Sendai Kousei Hospital, Sendai, Japan
6. Department of Vascular Surgery, Matsuyama Red Cross Hospital, Matsuyama, Japan
7. Department of Cardiovascular Medicine, Graduate School of Medicine, Shinshu University, Matsumoto, Japan
8. Division of Cardiology, Kanazawa Medical University Hospital, Kahoku, Japan