1. Department of Haematology, University of Cambridge, and
2. National Health Service Blood and Transplant, Cambridge Biomedical Campus, Cambridge, United Kingdom;
3. Oxford Haemophilia and Thrombosis Centre, Oxford University Hospitals NHS Foundation Trust, NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom;
4. Department of Haematology, Barts Health NHS Trust, London, United Kingdom;
5. Royal Free London NHS Foundation Trust, London, United Kingdom;
6. NIHR BioResource, Cambridge University Hospitals, Cambridge Biomedical Campus, Cambridge, United Kingdom;
7. Assistance Publique-Hôpitaux de Paris, Centre de Reference des Pathologies Plaquettaires, Hôpitaux Armand Trousseau, Bicêtre, Robert Debré, Paris, France;
8. Leibniz-Institut für Analytische Wissenschaften-ISAS-e. V., Dortmund, Germany;
9. Medical Research Council Biostatistics Unit, Forvie Site, Cambridge Biomedical Campus, Cambridge, United Kingdom;
10. Stoller Biomarker Discovery Centre, Division of Cancer Sciences, School of Medical Sciences, Faculty of Biology, Medicine and Health, University of Manchester, Manchester Academic Health Science Centre, Manchester, United Kingdom;
11. Centre for CardioVascular and Nutrition Research, INSERM 1263, INRAE 1260, Marseille, France;
12. Department of Medicine, Stony Brook University, Stony Brook, NY;
13. Department of Medicine, Section of Internal and Cardiovascular Medicine, University of Perugia, Perugia, Italy;
14. Royal Hospital for Sick Children, Glasgow, United Kingdom;
15. Institute of Internal Medicine and Geriatrics, Catholic University School of Medicine, Rome, Italy;
16. Fondazione Policlinico Universitario Agostino Gemelli Istituto di Ricovero e Cura a Carattere Scientifico, Rome, Italy;
17. Institut für Immunologie und Transfusionsmedizin, Universitätsmedizin Greifswald, Greifswald, Germany;
18. The Royal London Hospital Haemophilia Centre, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, United Kingdom;
19. Department of Haematology, Ninewells Hospital and Medical School, Dundee, United Kingdom;
20. Service d’Hématologie Biologique, Hospices Civils de Lyon, Lyon, France;
21. Department of Haematology, Rigshospitalet, Copenhagen, Denmark;
22. Center for Platelet Research Studies, Dana-Farber/Boston Children’s Cancer and Blood Disorders Center, Harvard Medical School, Boston, MA;
23. Serviço de Hematologia Clínica, Hospital de Santo António, Centro Hospitalar Universitário do Porto, Porto, Portugal;
24. Unidade Multidisciplinar de Investigação Biomédica, Instituto de Ciências Biomédicas, Universidade do Porto, Porto, Portugal;
25. Center for Inherited Bleeding Disorders, Children’s Hospital of Orange County, Orange, CA;
26. Division of Hematology and Oncology, Moores Cancer Center, University of California, San Diego, La Jolla, CA;
27. Unità di Medicina 2, ASST Santi Paolo e Carlo, Dipartimento di Scienze della Salute, Università degli Studi di Milano, Milan, Italy;
28. University of Calgary Cumming School of Medicine and Southern Alberta Rare Blood and Bleeding Disorders Comprehensive Care Program, Calgary, AB, Canada;
29. Department of Haematology, Royal Free London NHS Trust, London, United Kingdom;
30. Department of Pediatric Hematology/Oncology, Soroka Medical Center, Faculty of Medicine, Ben-Gurion University, Beer Sheva, Israel;
31. Department of Hematology-Oncology, Schneider Children's Medical Center of Israel, Petach Tikva, Israel;
32. Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel;
33. Department of Haematology, Royal Infirmary, Glasgow, United Kingdom;
34. Division of Hematology-Oncology, University of British Columbia and BC Children’s Hospital, Vancouver, BC, Canada;
35. Division of Pediatric Hematology and Oncology, Department of Pediatrics and Adolescent Medicine, Medical Center–Faculty of Medicine, University of Freiburg, Freiburg, Germany;
36. Department of Pediatric Immunology, Rheumatology and Infectious Diseases, Emma Children's Hospital, Amsterdam University Medical Center, Amsterdam, The Netherlands;
37. Sanquin Research Institute, Department of Blood Cell Research, University of Amsterdam, Amsterdam, The Netherlands;
38. Department of Chemistry, College of Physical Sciences, University of Aberdeen, Aberdeen, United Kingdom;
39. Medizinische Fakultät, Medizinisches Proteom Center, Ruhr-Universität Bochum, Bochum, Germany;
40. Department of Cardiovascular Sciences, Center for Molecular and Vascular Biology, University of Leuven, Leuven, Belgium;
41. Faculty of Health and Medical Sciences, The University of Western Australia, Crawley, Australia;
42. PathWest Laboratory Medicine, The University of Western Australia, Nedlands, Australia;
43. British Heart Foundation, Cambridge Centre for Research Excellence, University of Cambridge, Cambridge Biomedical Campus, Cambridge, United Kingdom;
44. Institut Hospitalo-Universitaire L'Institut de Rythmologie et Modélisation Cardiaque, Plateforme Technologique d'Innovation Biomédicale, Hôpital Xavier Arnozan, Pessac, France;
45. Wellcome Sanger Institute, Wellcome Genome Campus, Hinxton, Cambridge, United Kingdom; and
46. INSERM Unité Mixte de Recherche 1170, Gustave Roussy Cancer Campus, Universite Paris-Saclay, Villejuif, France