1. Yale UniversityNew Haven Connecticut
2. McMaster UniversityHamilton Ontario Canada
3. Geriatric Research Education and Clinical Center, VA Health Care SystemMinneapolis Minnesota
4. Arthritis Consultants of TidewaterVirginia Beach Virginia
5. University of CaliforniaLos Angeles
6. University of WisconsinMadison
7. Oklahoma University Health Sciences CenterOklahoma City
8. University of California DavisSacramento
9. Case Western Reserve University, MetroHealth SystemCleveland Ohio
10. Rheumatology AssociatesPortland Maine
11. Duke University Medical CenterDurham North Carolina
12. Tufts Medical CenterBoston Massachusetts
13. Rainbow Babies and Children's HospitalCleveland Ohio
14. Virginia Commonwealth UniversityRichmond
15. American College of RheumatologyAtlanta Georgia