1. Coagulation Laboratory Massachusetts General Hospital Boston MA, USA
2. Department of Haematology Vrije Universiteit Brussel (VUB) Universitair Ziekenhuis Brussel (UZ Brussel) Brussels Belgium
3. Diagnostic Haemostasis and Thrombosis Viapath Analytics, Guy’s & St. Thomas’ Hospitals London UK
4. Coagulation Department Sheffield Haemophilia and Thrombosis Centre Royal Hallamshire Hospital Sheffield UK
5. ECAT Foundation Voorschoten Netherlands
6. Department of Pathology Special Coagulation Laboratory TriCore Reference Laboratories University of New Mexico Albuquerque NM, USA