1. Department of Pathology and Laboratory Medicine University of Vermont Burlington Vermont USA
2. Department of Medicine University of Vermont Burlington Vermont USA
3. Department of Pathology, Microbiology and Immunology Vanderbilt University Medical Center Nashville Tennessee USA
4. Department of Pediatrics Vanderbilt University Medical Center Nashville Tennessee USA
5. Canadian Blood Services Toronto Canada
6. Department of Pediatrics University of Pennsylvania Philadelphia Pennsylvania USA
7. Department of Laboratory Medicine and Pathology University of Minnesota Minneapolis Minnesota USA
8. Transfusion Medicine Harvard University Boston Massachusetts USA
9. Department of Pathology Johns Hopkins University Baltimore Maryland USA
10. Department of Internal Medicine Southern Illinois University Springfield Illinois USA
11. Transfusion Medicine and Cellular therapy, Department of Pathology and Laboratory Medicine Memorial Sloan Kettering Cancer Center New York New York USA
12. Department of Pathology Beth Israel Deaconess Medical Center and Harvard Medical School Boston Massachusetts USA
13. Departments of Anesthesiology and Pathology & Laboratory Medicine University of Wisconsin Madison Wisconsin USA
14. Center for Apheresis and Regenerative Medicine Little Rock Arkansas USA
15. Department of Pathology University of Arkansas for Medical Sciences Little Rock Arkansas USA
16. Department of Pathology NYU Grossman School of Medicine New York New York USA
17. Department of Pathology University of Virginia Charlottesville Virginia USA
18. NHS Blood and Transplant Oxford University Hospitals NHS Foundation Trust, and the University of Oxford Oxford UK
19. Department of Laboratory Medicine and Pathology University of Washington Seattle WA USA
20. Departments of Anesthesiology and Pathology Stanford University Stanford California USA
21. Department of Pathology and Laboratory Medicine UT Health San Antonio San Antonio Texas USA
22. Seattle Children's Hospital Seattle Washington USA
23. Bloodworks Northwest Research Institute Seattle Washington USA
24. Department of Pathology and Laboratory Medicine David Geffen School of Medicine at UCLA Los Angeles California USA
25. Department of Pathology University of Utah Salt Lake City Utah USA