1. Department of Medicine; University of Milan, and Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico; Milan; Italy
2. Centre de Traitement des Hémophiles; Hôpital de Bicêtre AP-HP; Le Kremlin Bicêtre; France
3. Ronald Sawers Haemophilia Centre; Alfred Health; Melbourne; Australia
4. The Mary Weinfeld Professor of Clinical Research in Hemophilia; Mount Sinai School of Medicine; New York; NY; USA