1. Department of Medicine, Baylor College of Medicine, Medical Care Line and Research Care Line, Houston VA HSR&D Center for Innovations in Quality, Effectiveness and Safety, and Michael E. DeBakey Medical Center Houston Texas
2. Department of Medicine Baylor College of Medicine Houston Texas
3. Division of Rheumatology, Allergy and Immunology Tufts Medical Center Boston Massachusetts
4. Department of Kinesiology Michigan State University East Lansing Michigan
5. Department of Epidemiology University of Pittsburgh Pittsburgh Pennsylvania
6. Department of Family Medicine, Warren Alpert Medical School of Brown University and Department of Epidemiology School of Public Health of Brown University Providence Rhode Island
7. Department of Medicine and Epidemiology and Public Health University of Maryland School of Medicine Baltimore
8. Division of Endocrinology, Diabetes and Metabolism The Ohio State University Columbus
9. University of Arizona Arthritis Center, University of Arizona College of Medicine Tucson
10. Department of Epidemiology and Biostatistics University of California San Francisco