1. Cardiovascular Center, Kansai Rosai Hospital
2. Department of Diabetes Care Medicine and Department of Metabolic Medicine, Osaka University Graduate School of Medicine
3. Department of Cardiology, Kokura Memorial Hospital
4. Division of Vascular Surgery, Department of Surgery, Nagoya University School of Medicine
5. Kobe University Graduate School of Medicine, Department of Plastic Surgery
6. Department of Vascular Surgery, Asahikawa Medical University