1. Division of General Internal Medicine, Department of Medicine Rutgers Robert Wood Johnson Medical School New Brunswick New Jersey USA
2. Division of Transfusion Medicine, Department of Pathology Johns Hopkins Hospital Baltimore Maryland USA
3. Department of Laboratory Medicine and Pathology University of Washington Seattle Washington USA
4. Division of Hematology, Department of Medicine Rutgers Robert Wood Johnson Medical School New Brunswick New Jersey USA
5. Department of Pathology and Immunology Baylor College of Medicine Houston Texas USA
6. Department of Epidemiology and Biostatistics, Graduate School of Public Health University of Pittsburgh Pittsburgh Pennsylvania USA
7. Department of Radiology Rutgers Robert Wood Johnson Medical School New Brunswick New Jersey USA
8. Division of Transfusion Medicine, Department of Pathology University of Pittsburgh Pittsburgh Pennsylvania USA