1. Department of Medicine and
2. Department of Pathology and Laboratory Medicine, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA;
3. Department of Medicine, Duke University Medical Center, Durham, NC;
4. Department of Haematology, University of New South Wales, Sydney, NSW, Australia;
5. Institute of Immunology and Transfusion Medicine, University of Greifswald, Greifswald, Germany;
6. Department of Haematology-Haemostasis, Trousseau Hospital, Tours, France;
7. Department of Medicine, McMaster University, Hamilton, ON, Canada;
8. New York, NY;
9. Department of Anaesthesiology, University of Greifswald, Greifswald, Germany;
10. Department of Pathology and Molecular Medicine, McMaster University, Hamilton, ON, Canada;
11. Columbus, OH;
12. Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada; and
13. Department of Medicine, University of Missouri–Kansas City, Kansas City, MO