1. ECAA Central Facility, School of Biological Sciences, The University of Manchester, Manchester M13 9PT, United Kingdom
2. Haemostasis and Thrombosis Research Centre, Leiden University Medical Center, 2333 ZA Leiden, The Netherlands
3. A Bianchi Bonomi, Haemophilia and Thrombosis Centre, IRCCS Maggiore Hospital, University of Milan, 20122 Milan, Italy
4. Department of Clinical Haematology, Manchester Royal Infirmary, Oxford Road, Manchester, M13 9WL Manchester, United Kingdom
5. Department for Thrombosis Research, University of Southern Denmark and Department of Clinical Biochemistry, Ribe County Hospital, DK-6700 Esbjerg, Denmark