1. Institute of Medical Science, St. Marianna University School of Medicine,
2-16-1 Sugao, Miyamae-ku, Kawasaki 216-8512, Japan
2. Department of Pathology, Hokkaido University Graduate School of Medicine,
North 15, West 7, Kita-ku, Sapporo 060-8638, Japan
3. Division of Rheumatology and Allergy, Department of Internal Medicine, St. Marianna University School of Medicine,
2-16-1 Sugao, Miyamae-ku, Kawasaki 216-8512, Japan
4. Departments of Immunology and Medicine, St. Marianna University School of Medicine,
2-16-1 Sugao, Miyamae-ku, Kawasaki 216-8512, Japan
5. Division of Respiratory and Infectious Diseases, Department of Internal Medicine, St. Marianna University School of Medicine,
2-16-1 Sugao, Miyamae-ku, Kawasaki 216-8512, Japan
6. Rheumatic Disease Center, Tokyo Medical University Hachioji Medical Center,
1163 Tate-machi, Hachioji 193-0998, Japan