1. Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
2. The Israeli National Hemophilia Center Thrombosis Unit and Amalia Biron Research Institute of Thrombosis and Hemostasis, Sheba Medical Center Tel Hashomer Israel
3. Department of Pathophysiology Sechenov First Moscow State Medical University (Sechenov University) Moscow Russia
4. Department of Paediatric Haematology‐Oncology Ruth Rappaport Children's Hospital, Rambam Health Care Campus, Technion‐Israel Institute of Technology Haifa Israel
5. Department of Paediatric Haematology Oncology Schneider Children's Medical Center of Israel Petah Tikva Israel
6. The Coagulation Laboratory Rabin Medical Center, Beilinson Hospital Petah Tikva Israel
7. Paediatric Haemato‐Oncology Department Saban Paediatric Medical Center, Soroka University Medical Center Beer‐Sheva Israel
8. Paediatric Haematology Oncology Unit Shaare Zedek Medical Center Jerusalem Israel
9. Faculty of Medicine Hebrew University Jerusalem Israel