| Affiliation: | 1. Children's Hospital of Philadelphia, Philadelphia, Pennsylvania;2. Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania;3. University of Colorado Hospital, Aurora, Colorado;4. Department of Pathology, University of Colorado School of Medicine, Aurora, Colorado;5. Department of Medicine, Division of Hematology, University of Washington, Seattle, Washington;6. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, Washington;7. Seattle Cancer Care Alliance, Seattle, Washington;8. Department of Pathology and Cell Biology, Columbia University Medical Center, New York, New York;9. American Red Cross, Donor and Client Support Center, Charlotte, North Carolina;10. New York Medical College, Valhalla, New York;11. Davis Medical Center, University of California, Sacramento, California;12. Department of Pathology and Laboratory Medicine, University of North Carolina, Chapel Hill, North Carolina;13. The Blood Center, New Orleans, Louisiana |
