1. Orthopedic and Arthritis Center for Outcomes Research, Department of Orthopedic Surgery, Brigham and Women's Hospital, Harvard Medical School, Boston, MA
2. Department of Orthopedic Surgery, Brigham and Women’s Hospital, Boston, MA
3. Harvard Medical School, Boston, MA
4. Department of Radiology, Brigham and Women’s Hospital, Boston, MA
5. Department of Medicine, Division of Rheumatology, Inflammation, and Immunity, Brigham and Women’s Hospital, Boston, MA
6. Department of Physical Medicine and Rehabilitation, Brigham and Women’s Hospital, Boston, MA