1. Division of Rheumatology, Department of Internal Medicine, School of Medicine, Keio University, Japan
2. Department of Internal Medicine, Social Health Insurance Central General Hospital, Japan
3. Department of Diagnostic Radiology, Saitama International Medical Center, Saitama Medical University, Japan
4. Department of Radiology, Kinki Central Hospital of Mutual Aid Association of Public Teachers, Japan
5. Clinical Research Center for Rheumatic Disease and Department of Rheumatology, NHO Kumamoto Saishunsou National Hospital, Japan
6. Division of Rheumatic Diseases, National Center for Global Health and Medicine, Japan
7. Department of Respiratory Medicine, Saitama Cardiovascular and Respiratory Center, Japan
8. The First Department of Internal Mediceine, University of Toyama, Japan
9. Department of Respiratory Medicine, Nagoya University Graduate School of Medicine, Japan
10. Department of General Internal Medicine, Tenri Hospital, Japan
11. Institute of Rheumatology, Tokyo Women's Medical University, Japan
12. Department of Allergy and Rheumatology, Graduate School of Medicine, University of Tokyo, Japan
13. Division of Respiratory Medicine, Department of Internal Medicine, Nihon University School of Medicine, Japan
14. Division of Rheumatology and Allergy, Department of Medicine, St. Marianna University School of Medicine, Japan
15. Division of Rheumatology, Department of Internal Medicine, Toho University School of Medicine, Japan
16. Department of Rheumatology/Clinical Rheumatology, Saitama Medical Center, Saitama University, Japan
17. Department of Microbiology and Infectious Diseases, Toho University School of Medicine, Japan
18. Department of Respiratory Medicine, Kyorin University School of Medicine, Japan