Affiliation: | 1. Departmet of Orthopaedic Surgery, Faculty of Medicine, Saga University, 5-1-1 Nabeshima, Saga 849-8501, Japan;2. Tsuruta Orthopaedic Clinic, 1241-6, Ushidu, Saga 849-0306, Japan;3. Departmet of Pathology, Faculty of Medicine, Saga University, Japan |