1. Division of General Internal Medicine, Rutgers Robert Wood Johnson Medical School, Rutgers University, New Brunswick, New Jersey
2. Department of Clinical Epidemiology and Biostatistics and Department of Medicine, McMaster University, Hamilton, Ontario, Canada
3. Department of Medicine, McMaster University, Hamilton, Ontario, Canada
4. Department of Pathology and Immunology, Washington University School of Medicine, St Louis, Missouri
5. Department of Laboratory Medicine and Pathology, University of Minnesota Medical School, Minneapolis
6. Department of Pathology and Laboratory Medicine, University of Vermont Medical Center, Burlington
7. Division of Hematology, University of Washington, Seattle
8. Department of Surgery, University of Texas Medical School, Galveston
9. Department of Surgery, Perelman School of Medicine, University of Pennsylvania, Philadelphia
10. America’s Blood Centers, Washington, DC11Department of Medicine, Division of Infectious Diseases, Carver College of Medicine, University of Iowa, Iowa City
11. Glenn Dale, Maryland
12. Department of Pathology, Feinberg School of Medicine, Northwestern University, Evanston, Illinois
13. Division of Cardiology, Duke University Medical Center, Durham, North Carolina
14. Department of Pathology and Laboratory Medicine, Emory University School of Medicine, Atlanta, Georgia
15. Departments of Anesthesiology, Critical Care Medicine, Pain Management, and Hyperbaric Medicine, Englewood Hospital and Medical Center, Englewood, New Jersey
16. Department of Pathology, Johns Hopkins University School of Medicine, Baltimore, Maryland