1. Yale University; New Haven Connecticut
2. McMaster University; Hamilton Ontario Canada
3. Geriatric Research Education and Clinical Center, VA Health Care System; Minneapolis Minnesota
4. Arthritis Consultants of Tidewater; Virginia Beach Virginia
5. University of California; Los Angeles
6. University of Wisconsin; Madison
7. Oklahoma University Health Sciences Center; Oklahoma City
8. University of California Davis; Sacramento
9. Case Western Reserve University, MetroHealth System; Cleveland Ohio
10. Rheumatology Associates; Portland Maine
11. Duke University Medical Center; Durham North Carolina
12. Tufts Medical Center; Boston Massachusetts
13. Rainbow Babies and Children's Hospital; Cleveland Ohio
14. Virginia Commonwealth University; Richmond
15. American College of Rheumatology; Atlanta Georgia