1. North Florida/South Georgia Veterans Health System, Gainesville, Florida
2. Division of Nephrology, Hypertension, and Transplantation, Department of Medicine, University of Florida, Gainesville, Florida
3. Tennessee Valley Health System (THVS), Veterans Health Administration, Nashville, Tennessee
4. Division of Nephrology & Hypertension, Department of Medicine, Vanderbilt University Medical Center, Nashville, Tennessee
5. Veterans Rural Health Resource Center, Salt Lake City, Utah
6. Hines Veterans Health Administration, Chicago, Illinois
7. Loyola University Medical Center, Chicago, Illinois
8. Medical Service, Jesse Brown VA Medical Center, Chicago, Illinois
9. Medicine/Nephrology, University of Illinois at Chicago, Chicago, Illinois
10. University of Minnesota Medical Center, Minneapolis, Minnesota
11. Minneapolis Veterans Affairs Health Care System, Minneapolis, Minnesota
12. VA Pittsburgh Healthcare System, Pittsburgh, Pennsylvania
13. University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
14. VA Connecticut Healthcare System, New Haven, Connecticut
15. Department of Medicine (Nephrology), Yale University, New Haven, Connecticut