1. Department of Internal Medicine Kochi Prefectural Hata‐Kenmin Hospital Sukumo Japan
2. Department of Clinical Epidemiology Kochi Medical School, Kochi University Nankoku Japan
3. Department of Rheumatology Kita‐Harima Medical Center Hyogo Japan
4. Rheumatology Center Kita‐Harima Medical Center Hyogo Japan
5. Department of Oncology Respiratory Medicine Kita‐Harima Medical Center Hyogo Japan