1. Department of Orthopaedic Surgery, Toyama Prefectural Saiseikai Takaoka Hospital
2. Department of Orthopaedic Surgery, Nagoya City University Medical School
3. Department of Orthopaedic Surgery, Asanogawa General Hospital
4. Department of Orthopaedic Surgery, Munehiro Hospital
5. Department of Orthopaedic Surgery, Imizu Municipal Hospital
6. Department of Orthopaedic Surgery, Toyama City Hospital
7. Department of Orthopaedic Surgery, Keyaki Clinic
8. Department of Orthopaedic Surgery, Japan Red Cross Kanazawa Hospital
9. Department of Orthopaedic Surgery, Fukui-ken Saiseikai Hospital
10. Department of Orthopaedic Surgery, Hokuriku Hospital
11. Department of Orthopaedic Surgery, Kanazawa University