1. Department of Laboratory Medicine, Japan Baptist Hospital
2. Department of Pathological Diagnostics, Yamagata University Faculty of Medicine
3. Department of Pathology, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences
4. Sapporo Dermatopathology Institute
5. Department of Pathology, Toho University Ohashi Medical Center
6. Division of Hematology and Rheumatology, Department of Internal Medicine, Kinki University Faculty of Medicine