1. 1Versiti Blood Research Institute, Milwaukee, WI
2. 2Department of Pediatrics, Medical College of Wisconsin, Milwaukee, WI
3. 3Cliniques Universitaires Saint-Luc, Brussels, Belgium
4. 4Department of Pediatrics, McMaster Children's Hospital, McMaster University, Hamilton, ON, Canada
5. 5UMHAT Sveti Georgi EAD, Plovdiv, Bulgaria
6. 6Sanofi, Cambridge, MA
7. 7Sobi, Stockholm, Sweden
8. 8Division of Haematology/Oncology, Hospital for Sick Children, University of Toronto, Toronto, ON, Canada
9. 9Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy
10. 10Angelo Bianchi Bonomi Hemophilia and Thrombosis Center, Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy