1. Division of Rheumatology, Department of Internal Medicine, Kanazawa University Graduate School of Medicine, 13-1 Takara-machi, Kanazawa, Ishikawa 920-8640, Japan
2. Department of Radiology, Kanazawa University Graduate School of Medical Science, Kanazawa, Japan
3. Department of Hematology and Immunology, Kanazawa Medical University, Kanazawa, Ishikawa, Japan
4. Division of Cardiology, Department of Internal Medicine, Kanazawa University Graduate School of Medicine, Kanazawa, Japan
5. Yamaguchi Pathology Laboratory, Matsudo, Chiba, Japan
6. Department of Kidney and Vascular Pathology, Graduate School of Comprehensive Human Sciences, University of Tsukuba, Tsukuba, Japan
7. Research Center for Medical Education, Kanazawa University Graduate School of Medicine, Kanazawa, Japan