1. Division of Hematology/Oncology, Department of Pediatrics, Medical College of Wisconsin, Milwaukee, WI;
2. Children’s Research Institute, Children’s Hospital of Wisconsin, Milwaukee, WI;
3. Blood Research Institute, BloodCenter of Wisconsin, Milwaukee, WI;
4. Division of Hematology/Oncology, Department of Medicine, and
5. Division of Quantitative Health Sciences, Department of Pediatrics, Medical College of Wisconsin, Milwaukee, WI;
6. Division of Hematology/Oncology, Department of Medicine, University of Pittsburgh, Pittsburgh, PA;
7. Indiana Hemophilia and Thrombosis Center, Indianapolis, IN;
8. Division of Hematology, Children’s Hospital of Michigan, Detroit, MI;
9. Department of Internal Medicine, University of Iowa, Iowa City, IA;
10. Department of Pediatrics, Emory University School of Medicine, Atlanta, GA;
11. Departments of Medicine, Pediatrics, and Pathology, Tulane University School of Medicine, New Orleans, LA;
12. Department of Pediatrics, University of Texas Health Science Center, Houston, TX;
13. Mountain States Regional Hemophilia and Thrombosis Center, Aurora, CO;
14. Division of Hematology/Oncology, Cincinnati Children’s Hospital, Cincinnati, OH;
15. Rush Hemophilia and Thrombophilia Center, Rush University Medical Center, Chicago, IL;
16. Partners HealthCare Personalized Medicine, Cambridge, MA;
17. Haemostasis Research Group, Department of Cardiovascular Science, University of Sheffield, Sheffield, United Kingdom; and
18. Departments of Medicine, and Pathology and Molecular Medicine, Queen’s University, Kingston, ON, Canada