1. Tohoku University Hospital
2. Japan Community Health Care Organization Tokyo Shinjuku Medical Center
3. Hyogo Prefectural Amagasaki General Medical Center
4. Hokkaido University Hospital
5. Hamamatsu Medical Center
6. Yokosuka General Hospital Uwamachi
7. Nagasaki University Hospital
8. Tsukuba Medical Center Hospital
9. Osaka Metropolitan University Graduate School of Medicine
10. Fukushima Medical University, School of Medicine
11. Kyoto University Hospital
12. Nankai Medical Center Japan Community Health Care Organization
13. Mie University Hospital
14. Toho University Ohashi Medical Center
15. Shikoku Medical Center for Children and Adults
16. Tsukuba Vascular Center
17. Kuwana City Medical Center
18. Fukushima Daiichi Hospital
19. Yokohama Minami Kyosai Hospital