1. Department of Internal Medicine and Pediatrics, Division of Hematology, University of Texas Health Science Center and the Gulf States Hemophilia and Thrombophilia Center, Houston, TX, USA
2. Fondazione IRCCS Cà Granda, Ospedale Maggiore Policlinico, Angelo Bianchi Bonomi Hemophilia and Thrombosis Centre, Milan, Italy
3. Department of Vascular Medicine, Amsterdam Cardiovascular Sciences, Amsterdam UMC, Amsterdam, the Netherlands
4. Division Chief and Medical Director, Hematology/Oncology, Valley Children’s Hospital, Madera, CA, USA
5. Division of Hematology and Medical Oncology, The Hemophilia Center, Knight Cancer Institute, Oregon Health & Science University and Portland VA Medical Center, Portland, OR, USA
6. Department of Health Research Methods, Evidence and Impact, McMaster University, Hamilton, ON, Canada
7. National Reference Centre for Haemophilia, Louis Pradel Hospital, University Claude Bernard Lyon I, Lyon, France