University of Utah, University of Utah, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor - Department of Dermatology, University of Michigan at Ann Arbor, University of Utah, University of Utah, Johns Hopkins University, University of Michigan at Ann Arbor, University of Michigan at Ann Arbor, VA Salt Lake City Health Care System and University of Utah

University of Copenhagen - The Parker Institute, University of Copenhagen - The Parker Institute, University of Copenhagen - The Parker Institute, Copenhagen University Hospital - The Parker Institute, University of Oxford - Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences (NDORMS), Independent, Royal National Hospital for Rheumatic Diseases, Duke University - School of Medicine, University of Toronto - University Health Network, Johns Hopkins University, OMERACT Patient Research Partner, Stanford University, Swedish Medical Center, University College Dublin (UCD) - UCD Conway Institute, Leeds Teaching Hospitals NHS Trust, University of Ottawa, National University of Singapore (NUS) - Singapore General Hospital and Bispebjerg and Frederiksberg Hospitals - Section for Biostatistics and Evidence-Based Research