1. Department of Rheumatology, Isahaya Health Insurance General Hospital, 24-1 Eishohigashi-machi, Isahaya, Nagasaki, Japan
2. Department of Rehabilitation Sciences, Graduate School of Biomedical Sciences, Nagasaki University, 1-7-1 Sakamoto, Nagasaki 852-8520, Japan
3. Department of Respirology, Isahaya Health Insurance General Hospital, 24-1 Eishohigashi-machi, Isahaya, Nagasaki, Japan
4. Department of Internal Medicine, Isahaya Health Insurance General Hospital, 24-1 Eishohigashi-machi, Isahaya, Nagasaki, Japan
5. Unit of Translational Medicine, Department of Immunology and Rheumatology, Graduate School of Biomedical Sciences, Nagasaki University, 1-7-1 Sakamoto, Nagasaki, Japan
6. Department of Internal Medicine, University of Toyama, 2630 Sugitani, Toyama, Japan