1. Orthopedic and Arthritis Center for Outcomes Research Brigham and Women’s Hospital Boston MA USA
2. Division of Rheumatology, Inflammation, and Immunity Brigham and Women’s Hospital Boston MA USA
3. Harvard Medical School Boston MA USA
4. Department of Orthopedic Surgery Brigham and Women’s Hospital Boston MA USA
5. Department of Biostatistics Boston University School of Public Health Boston MA USA
6. Section of Clinical Sciences Division of Rheumatology, Immunology and Allergy Brigham and Women’s Hospital Boston MA USA