1. University of Alabama at Birmingham
2. Toronto Western Hospital Mount Sinai Hospital, and University of Toronto Toronto Ontario Canada
3. Louis Stokes Cleveland VA Medical Center MetroHealth Medical Center, and Case Western Reserve University Cleveland Ohio United States
4. VA North Texas Health Care System and University of Texas Southwestern Medical Center Dallas
5. Brigham and Women’s Hospital Boston Massachusetts United States
6. Hospital for Special Surgery and Weill Cornell Medicine New York New York United States
7. Cleveland Clinic Cleveland Ohio United States
8. Harpaz Herman Consultants Atlanta Georgia United States
9. CDC Atlanta Georgia United States
10. Duke University Durham North Carolina United States
11. American College of Rheumatology Atlanta Georgia United States
12. The Permanente Medical Group Union City California United States
13. University of Nebraska Medical Center and VA Nebraska–Western Iowa Health Care System Omaha