1. University of Missouri, Columbia
2. University of Missouri–St Louis, St Louis
3. Brown University School of Public Health, Providence, Rhode Island
4. Providence VA Medical Center, Providence, Rhode Island
5. San Francisco VA Health Care System, San Francisco, California
6. University of California, San Francisco
7. University of South Florida College of Nursing, Tampa
8. University of Michigan School of Medicine, Ann Arbor
9. Harry S. Truman Memorial Veterans’ Hospital, Columbia, Missouri