Affiliation: | 1. New York University School of Medicine and New York University Hospital for Joint Diseases, New York, New York, and CORRONA, Southborough, Massachusetts;2. Dr. Greenberg has received consulting fees from AstraZeneca, Celgene, Novartis, and Pfizer (less than $10,000 each) and owns stock or stock options in CORRONA.;3. University of Alabama at Birmingham;4. Dr. Curtis has received consulting fees, speaking fees, and/or honoraria from Pfizer, Bristol Myers‐Squibb, Crescendo, and AbbVie (less than $10,000 each) and from Roche/Genentech, UCB, Janssen, CORRONA, and Amgen (more than $10,000 each) and has received research grants from Amgen, CORRONA, Pfizer, and Bristol Myers‐Squibb.;5. CORRONA, Southborough, Massachusetts;6. Mount Sinai School of Medicine, New York, New York, and University of Toronto, Toronto, Ontario, Canada;7. Brigham and Women's Hospital, Boston, Massachusetts;8. Albany Medical College and Center for Rheumatology, Albany, New York, and CORRONA, Southborough, Massachusetts;9. Dr. Kremer owns stock or stock options in CORRONA.;10. University of Texas MD Anderson Cancer Center, Houston, and CORRONA, Southborough, Massachusetts |