1. Department of Medicine, Division of Rheumatology, J. Harold Harrison MD, Distinguished University Chair in Rheumatology Medical College of Georgia at Augusta University Augusta GA USA
2. Department of Rheumatology Charlie Norwood Veterans Affairs Medical Center Augusta GA USA
3. Fred Hutchinson Cancer Research Center Seattle WA USA
4. Department of Medicine, Division of Rheumatology Medical College of Georgia at Augusta University Augusta GA USA
5. Department of Medicine, Division of General Internal Medicine and Health Services Research David Geffen School of Medicine at University of California, Los Angeles Los Angeles CA USA
6. Department of Epidemiology and Environmental Health, School of Public Health and Health Professions University at Buffalo Buffalo NY USA
7. Department of Preventive Medicine University of Tennessee Health Science Center Memphis TN USA