1. Nephrology Center and Okinaka Memorial Institute for Medical Research, Toranomon Hospital Kajigaya, Japan
2. Department of Pathology, Toranomon Hospital Kajigaya, Japan
3. Department of General Internal Medicine, Saitama Medical University, Japan
4. Division of Pathophysiology, Okayama University Graduate School of Health Sciences, Japan
5. Department of Analytic Human Pathology, Nippon Medical School, Japan
6. Yamaguchi's Pathology Laboratory, Japan