1. Division of Transfusion Medicine; Department of Pathology; University of Michigan; Ann Arbor Michigan
2. Division of Laboratory Medicine; Department of Pathology; University of Alabama at Birmingham; Birmingham Alabama
3. Bloodworks Northwest; Seattle Washington DC
4. Division of Laboratory Medicine; Yale Medical School; New Haven Connecticut
5. Division of Transfusion Medicine; Department of Pathology; Children's Hospital of Philadelphia; Philadelphia Pennsylvania
6. American Red Cross; St. Paul Minnesota
7. Division of Transfusion Medicine; Department of Pathology and Cell Biology; Columbia University; Ney York New York
8. Division of Transfusion Medicine; Department of Laboratory Medicine and Pathology; Mayo Clinic; Rochester Minnesota
9. Division of Laboratory Medicine; Department of Pediatrics, Center for Cancer and Blood Disorders, Children's National Medical Center; George Washington School of Medicine and Health Science; Washington DC
10. Department of Pathology; Center for Cancer and Blood Disorders, Children's National Medical Center, George Washington School of Medicine and Health Science; Washington DC