Chronic Transfusion Program, Division of Hematology, Transfusion Medicine, Children’s National Medical Center, and The George Washington UniversityWashington, USA
W. Paul
Transfusion Medicine, Department of Laboratory Medicine, Children’s National Medical Center, and The George Washington UniversityWashington, USA
E. Siegal
Transfusion Medicine, Department of Laboratory Medicine, Children’s National Medical Center, and The George Washington UniversityWashington, USA
N.L.C. Luban
Chief Laboratory Medicine and Pathology, Senior Attending Hematologist, Children’s National Medical CenterWashington, DC, USA