1. Division of Transfusion Medicine, Department of Pathology and Laboratory Medicine New York Presbyterian Hospital, Weill Cornell Medicine New York New York USA
2. Division of Transfusion Medicine, Department of Pathology Johns Hopkins University Baltimore Maryland USA
3. Division of Hematology/Oncology Simmons Cancer Institute at Southern Illinois University School of Medicine Springfield Illinois USA
4. Department of Pediatrics and Department of Pathology, Microbiology and Immunology Vanderbilt University School of Medicine Nashville Tennessee USA
5. Department of Pathology and Laboratory Medicine Nationwide Children's Hospital Columbus Ohio USA
6. Pathology and Pediatric Hematology Oncology Oregon Health and Science University Portland Oregon USA
7. Department of Laboratory Medicine Boston Children's Hospital Boston Massachusetts USA
8. Pathology and Laboratory Medicine Division Children's National Hospital Washington District of Columbia USA
9. Department of Pathology & Pediatrics The George Washington University Medical School Washington District of Columbia USA
10. University Health Network and Affiliated Hospitals Toronto Ontario Canada
11. Department of Medicine University of Toronto Toronto Ontario Canada