1. Department of Orthopedics, the University of Tokushima
2. Department of Orthopedic Surgery, Tokushima Prefectural Central Hospital
3. Kato Orthopedic Clinic
4. Department of Radiologic Science and Technology, the University of Tokushima
5. Department of Orthopedic Surgery, The Fraternity Memorial Hospital
6. Department of Orthopedic Surgery, Tokushima Red Cross Hospital