1. Department of Internal Medicine and Pediatrics Simmons Cancer Institute at SIU School of Medicine Springfield Illinois USA
2. Division of Transfusion Medicine, Department of Pathology Johns Hopkins University School of Medicine Baltimore Maryland USA
3. Kaiser Permanente Northern California Division of Research Oakland California USA
4. Department of Oncology and Cancer and Blood Disorders Institute Johns Hopkins University School of Medicine Baltimore Maryland USA
5. Johns Hopkins All Children's Hospital St. Petersburg Florida USA
6. Department of Pathology Columbia University Medical Center New York New York USA
7. Vitalant Research Institute San Francisco California USA
8. UCSF Department of Laboratory Medicine San Francisco California USA