1 Department of Allergy and Rheumatology, Nippon Medical School Graduate School of Medicine, and Scleroderma/Myositis Center of Excellence, Nippon Medical School Hospital, Tokyo, Japan.
2 INSERM UMR1227 LBAI, Lymphocytes B, Autoimmunité et Immunothérapies, University of Brest, and Rheumatology Department, National Reference Center for Rare Systemic Autoimmune Diseases CERAINO, Brest University Hospital, Brest, France.