Affiliation: | 1. Center for Transfusion and Cellular Therapies, Department of Pathology and Laboratory MedicineEmory University School of Medicine;2. Departments of Hematology and Clinical Pathology, Children's Healthcare of Atlanta, Atlanta, Georgia;3. Department of Pediatrics, Alberta Transplant Institute, Stollery Children's Hospital, University of Alberta, Edmonton, Alberta, Canada;4. Division of Hematology‐Oncology, Department of Pediatrics, CHU Sainte‐Justine, Montreal, Quebec, Canada |