Institution: | 1. Department of Pathology and Oncology, School of Medicine, University of Occupational and Environmental Health, 1-1 Iseigaoka, Yahatanishi-ku, Kitakyushu 807-8555, Japan;2. Department of Surgical Pathology, University Hospital, University of Occupational and Environmental Health, Kitakyushu, Japan;3. Department of Pathology, Kurume University School of Medicine, Kurume, Japan;4. Department of Orthopedic Surgery, Kurume University School of Medicine, Kurume, Japan |