1. Department of Anatomic Pathology; Graduate School of Medical Sciences; Fukuoka-ken Japan
2. Department of Dermatology; Graduate School of Medical Sciences; Kyushu University; Fukuoka-ken Japan
3. Department of Orthopedic Surgery; Graduate School of Medical Sciences; Kyushu University; Fukuoka-ken Japan
4. Department of Pediatrics; Graduate School of Medical Sciences; Kyushu University; Fukuoka-ken Japan
5. Department of Surgical Pathology; Kumamoto University Hospital; Kumamoto-ken Japan
6. Department of Pathology; Osaka City General Hospital; Osaka-fu Japan
7. Department of Pathology; Okayama University Hospital; Okayama-ken Japan
8. Department of Pathology and Biological Responses; Graduate School of Medicine; Nagoya University; Aichi-ken Japan
9. Department of Diagnostic Pathology; Shizuoka Cancer Center; Shizuoka Japan
10. Division of Orthopedic Oncology; Shizuoka Cancer Center; Shizuoka Japan