1. Department of Pathology; Medical College of Georgia; Augusta; GA; USA
2. Department of Medicine; Medical College of Georgia, Section of Hematology-Oncology; Augusta; GA; USA
3. Division of Hematology-Oncology and Transplantation; University of Minnesota; Minneapolis; MN; USA
4. Division of Hematology-Oncology; University of North Carolina; Chapel Hill; NC; USA
5. Laboratory Medicine and Pathology, Division of Transfusion Medicine; University of Minnesota Blood Bank Laboratory; Minneapolis; MN; USA