1. Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, and Arthritis Research Canada Richmond British Columbia Canada
2. Massachusetts General Hospital Boston
3. Massachusetts General Hospital and Harvard Medical School Boston Massachusetts
4. University of Otago, Dunedin, New Zealand, and University of Alabama at Birmingham
5. Brigham and Women’s Hospital VA Boston Healthcare System, and Harvard Medical School Boston Massachusetts
6. Massachusetts General Hospital and Harvard Medical School, Boston, Massachusetts, and Broad Institute of MIT and Harvard Cambridge Massachusetts