1. Hospital Pharmacy ‐ Clinical Pharmacology Amsterdam UMC University of Amsterdam Amsterdam The Netherlands
2. Department of Paediatric Hematology Erasmus University Medical Center – Sophia Children's Hospital Rotterdam The Netherlands
3. Amsterdam UMC Emma Children's Hospital Pediatric Hematology University of Amsterdam Amsterdam Netherlands
4. Department of Haematology University Medical Center Groningen University of Groningen Groningen The Netherlands
5. Department of Internal Medicine Division of Thrombosis and Haemostasis Leiden University Medical Center Leiden The Netherlands
6. Department of Haematology Radboud University Medical Center Nijmegen The Netherlands
7. Department of Hematology Erasmus University Medical Center Rotterdam The Netherlands