1. Center for Health Equity Research and Promotion, Veterans Affairs Pittsburgh Healthcare System, Pittsburgh, PA;
2. Departments of Medicine,
3. Psychiatry,
4. Clinical and Translational Science, and
5. Surgery, University of Pittsburgh, Pittsburgh, PA;
6. National Marrow Donor Program, Minneapolis, MN; and
7. Departments of Biostatistics,
8. Psychology, and
9. Epidemiology, University of Pittsburgh, Pittsburgh, PA