1. Department of Pathology; University of Pittsburgh; Pittsburgh Pennsylvania
2. Department of Medicine; University of Pittsburgh; Pittsburgh Pennsylvania
3. Division of Mathematics and Computer Science; University of South Carolina Upstate; Spartanburg South Carolina
4. Department of Medicine; Beth Israel Deaconess Medical Center, Harvard Medical School; Boston Massachusetts
5. Department of Infectious Diseases and Microbiology; Graduate School of Public Health; University of Pittsburgh; Pittsburgh Pennsylvania
6. Department of Immunology; University of Pittsburgh; Pittsburgh Pennsylvania
7. Department of Surgery; University of Pittsburgh; Pittsburgh Pennsylvania
8. Biostatistics Facility; University of Pittsburgh Cancer Institute; Pittsburgh Pennsylvania
9. Department of Neurological Surgery; University of Pittsburgh; Pittsburgh Pennsylvania
10. Department of Biostatistics; University of North Carolina School of Global Public Health; Chapel Hill North Carolina
11. Department of Medicine; University of North Carolina at Chapel Hill; North Carolina