1. Hemophilia Treatment Center; Radboud University Medical Center; Nijmegen The Netherlands
2. Unit Thrombosis Hemostasis; Laboratory of Hematology; Department of Laboratory Medicine; Radboud University Medical Center; Nijmegen The Netherlands
3. Department of Human Genetics; Radboud University Medical Center; Nijmegen The Netherlands
4. Department of Hematology; Radboud University Medical Center; Nijmegen The Netherlands
5. Department of Pediatrics; Radboud University Medical Center; Nijmegen The Netherlands