1. Center for Health Equity Research and Promotion, Veterans Affairs Pittsburgh Healthcare System, Pittsburgh, Pennsylvania
2. Division of General Internal Medicine, University of Pittsburgh School of Medicine, Pittsburgh, Pennsylvania
3. Health Economics Resource Center, Veterans Affairs Palo Alto Healthcare System, Palo Alto, California
4. Center for Health Equity Research and Promotion, Crescenz Veterans Affairs Medical Center, Philadelphia, Pennsylvania
5. Division of General Internal Medicine, Department of Medical Ethics Health Policy, University of Pennsylvania, Philadelphia
6. Trilliant Health, Birmingham, Alabama
7. Division of Pharmaceutical Outcomes and Policy, Eshelman School of Pharmacy, University of North Carolina, Chapel Hill