Affiliation: | 1. Evidera, Bethesda, MD, USA;2. Biogen, Inc., Cambridge, MA, USA;3. Adult Hemophilia Comprehensive Care Unit at University of the Witwatersrand, Faculty of Health Sciences Charlotte Maxeke Johannesburg Hospital, Johannesburg, South Africa;4. Institute of Medical Psychology, University Medical Centre Hamburg‐Eppendorf, Hamburg, Germany |