From the Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; Institute of Rheumatology, Tokyo Women's Medical University; Department of Orthopedic Surgery, Juntendo University School of Medicine; Division of Rheumatology, Department of Rheumatology, Keio University School of Medicine, Tokyo; Department of Orthopedic Surgery, Shiga University of Medical Science, Shiga; Department of Rheumatology, Tonan Hospital, Hokkaido; Department of Orthopedic Surgery, Fujita Health University, Aichi; Department of Internal Medicine and Rheumatology, Juntendo University School of Medicine, Tokyo; Department of Rheumatology, Chubu Rosai Hospital, Aichi; Department of Endocrinology, Metabolism and Nephrology, Kochi Medical School, Kochi; Department of Orthopedics, Osaka Minami Medical Center, Osaka; Department of Rheumatology, Daido Hospital, Aichi; Department of Internal Medicine, Juntendo University Koshigaya Hospital, Saitama; Department of Orthopedic Biomaterial Science, Osaka University Graduate School of Medicine, Osaka, Japan; departments of Epidemiology and Biostatistics, Harvard T.H. Chan School of Public Health, Boston, Massachusetts, USA; Division of Rheumatology, National University Hospital, Singapore; Division of Rheumatology, The Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, China; Department of Rheumatology, Hanyang University Hospital for Rheumatic Diseases, Seoul, South Korea; Department of Rheumatology, Allergy and Immunology, Chang Gung Memorial Hospital and Chang Gung University, Tao-Yuan, Taiwan; Hospital Universitario Reina Sofía/IMIBIC/University of Córdoba, Córdoba, Spain; Department of Rheumatology, Paris Descartes University, Cochin Hospital, Paris, France; INSERM Unit 1183, CRESS, Paris, France; Department of Rheumatology, Leiden University Medical Center, Leiden, the Netherlands.
M. Kishimoto, MD, Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; K. Yoshida, MD, MPH, ScD, Departments of Epidemiology and Biostatistics, Harvard T.H. Chan School of Public Health; N. Ichikawa, MD, Institute of Rheumatology, Tokyo Women's Medical University; H. Inoue, MD, Department of Orthopedic Surgery, Juntendo University School of Medicine; Y. Kaneko, MD, Division of Rheumatology, Department of Rheumatology, Keio University School of Medicine; T. Kawasaki, MD, Department of Orthopedic Surgery, Shiga University of Medical Science; K. Matsui, MD, Department of Rheumatology, Tonan Hospital, M. Morita, MD, Department of Orthopedic Surgery, Fujita Health University; M. Suda, MD, Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; K. Tada, MD, Department of Internal Medicine and Rheumatology, Juntendo University School of Medicine; N. Takizawa, MD, Department of Rheumatology, Chubu Rosai Hospital; N. Tamura, MD, Department of Internal Medicine and Rheumatology, Juntendo University School of Medicine; A. Taniguchi, MD, Institute of Rheumatology, Tokyo Women's Medical University; Y. Taniguchi, MD, Department of Endocrinology, Metabolism and Nephrology, Kochi Medical School; S. Tsuji, MD, Department of Orthopedics, Osaka Minami Medical Center; Y. Haji, MD, Department of Rheumatology, Daido Hospital; R. Rokutanda, MD, Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; H. Yanaoka, MD, Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; P.P. Cheung, MD, Division of Rheumatology, National University Hospital; J. Gu, MD, Division of Rheumatology, The Third Affiliated Hospital of Sun Yat-sen University; T.H. Kim, MD, Department of Rheumatology, Hanyang University Hospital for Rheumatic Diseases; S.F. Luo, MD, Department of Rheumatology, Allergy and Immunology, Chang Gung Memorial Hospital and Chang Gung University; M. Okada, MD, Immuno-Rheumatology Center, St. Luke's International Hospital, St. Luke's International University; C. López Medina, MD, Hospital Universitario Reina Sofía/IMIBIC/University of Córdoba; A. Molto, MD, Department of Rheumatology, Paris Descartes University, Cochin Hospital, and INSERM Unit 1183, CRESS; M. Dougados, MD, Department of Rheumatology, Paris Descartes University, Cochin Hospital, and INSERM Unit 1183, CRESS; S. Kobayashi, MD, PhD, Department of Internal Medicine, Juntendo University Koshigaya Hospital; D. van der Heijde, MD, Department of Rheumatology, Leiden University Medical Center; T. Tomita, MD, Department of Orthopedic Biomaterial Science, Osaka University Graduate School of Medicine.