1. Rocky Mountain Regional VAMC, and University of Colorado School of Medicine Denver Colorado
2. Portland VAMC and Oregon Health Sciences University Portland
3. Aurora Rheumatology Racine Wisconsin
4. San Antonio Military Medical Center San Antonio Texas
5. Georgetown University Hospital, Howard University Hospital, and Washington DC VAMC Washington DC
6. West Los Angeles VAMC, and David Geffen School of Medicine at UCLA Los Angeles California
7. Houston VAMC and Baylor College of Medicine Houston Texas
8. Phoenix VAMC Phoenix Arizona
9. Salt Lake City VAMC and University of Utah Hospital Salt Lake City
10. Sacramento VAMC and UC‐Davis Health Sacramento California
11. Dallas VAMC and University of Texas Southwestern Medical Center Dallas