1. Angelo Bianchi Bonomi Hemophilia and Thrombosis Centre, Istituto di Ricovero e Cura a Carattere Scientifico Cà Granda Foundation, Maggiore Hospital Policlinico, Milan, Italy;
2. Centre Régional de Traitement de l'Hémophilie, Hôpital Edouard Herriot, University Claude Bernard, Lyon, France;
3. Haemophilia Treatment Centre, Vivantes Klinikum im Friedrichshain, Vivantes Hospital, Berlin, Germany;
4. Hematology, Hemostasis, Oncology and Stem Cell Transplantation, Hannover Medical School, Hannover, Germany;
5. Division of Haematology and Haemostaseology, Department of Internal Medicine I, Medical University of Vienna, Wien, Austria;
6. Clinical Research and Development, CSL Behring, King of Prussia, PA; and
7. Centro Emofilia, Azienda Ospedaliera Careggi, Florence, Italy