1. Department of Surgery; Tottori Prefectural Kousei Hospital; Kurayoshi Japan
2. Department of Orthopedic Surgery; Tottori Prefectural Kousei Hospital; Kurayoshi Japan
3. Department of Pathology; Tottori Prefectural Kousei Hospital; Kurayoshi Japan
4. Department of Cardiovascular Surgery; Hamada Medical Center; Hamada Japan