1. Department of Orthopaedic Surgery, Osaka City University
2. Department of Orthopaedic Surgery, Niigata University
3. Department of Orthopaedic Surgery, Osaka University
4. Department of Orthopaedic Surgery, Tokyo Medical University
5. Department of Orthopaedic Surgery, Nagasaki University
6. Department of Orthopaedic Surgery, Tokyo Medical and Dental University
7. Department of Orthopaedic Surgery, Kyushu University
8. Department of Orthopaedic Surgery, Jichi Medical University
9. Department of Orthopaedic Surgery, Kitasato University
10. Department of Orthopaedic Surgery, Osaka Medical College
11. Department of Orthopaedic Surgery, Tokai University
12. Department of Orthopaedic Surgery, Shinshu University
13. Department of Orthopaedic Surgery, Chiba University
14. Department of Orthopaedic Surgery, Nagoya University
15. Department of Orthopaedic Surgery, Kochi University
16. Department of Orthopaedic Surgery, Kanazawa University
17. Department of Orthopaedic Surgery, University of Toyama
18. Department of Orthopaedic Surgery, Akita University
19. Department of Orthopaedic Surgery, Kobe University
20. Department of Orthopaedic Surgery, Eastern Chiba Medical Center
21. Department of Orthopaedic Surgery, Nihon University Itabashi Hospital
22. Department of Orthopaedic Surgery, Hokkaido University
23. Department of Orthopaedic Surgery, Iwate Medical University
24. Department of Orthopaedic Surgery, University of Tsukuba
25. Department of Orthopaedic Surgery, Hiroshima University
26. Department of Orthopaedic Surgery, Keio University
27. Department of Orthopaedic Surgery, School of Medicine, International University of Health and Welfare
28. Department of Orthopaedic Surgery, National Defense Medical College