1. Division of Hematology, Oncology, and Bone Marrow Transplantation, Department of Pediatrics, University of Wisconsin, Madison, WI;
2. Department of Pathology, Boston Children’s Hospital, Boston, MA;
3. Institute of Cardiovascular Sciences, College of Medical and Dental Sciences, University of Birmingham, Birmingham, United Kingdom;
4. Department of Biomedical Science, University of Westminster, London, United Kingdom;
5. Department of Biochemistry, Cardiovascular Research Institute Maastricht, Maastricht University, Maastricht, The Netherlands;
6. Institute of Physiological Chemistry and Pathobiochemistry, University of Münster, Münster, Germany;
7. Division of Genetics and Genomics, Boston Children’s Hospital, Boston, MA;
8. Dana-Farber/Boston Children’s Cancer and Blood Disorders Center, Harvard Medical School, Boston, MA;
9. Institute of Inflammation and Ageing, College of Medical and Dental Sciences, University of Birmingham, Birmingham, United Kingdom;
10. Department of Neurology, Russells Hall Hospital, Dudley Group National Health Service (NHS) Foundation Trust, Dudley, United Kingdom;
11. School of Life and Health Sciences, Aston University, Birmingham, United Kingdom;
12. Department of Cardiovascular Sciences, University of Leuven, Leuven, Belgium;
13. Service de pédiatrie, Centre de référence de la Drépanocytose, Centre Hospitalier Intercommunal de Créteil (CHIC), Créteil, France;
14. INSERM Unité 955, University Paris-Est Créteil, Créteil, France;
15. Assistance Publique-Hôpitaux de Paris, A Trousseau children hospital, French reference centre for platelet disorders, Paris, France;
16. Gustave Roussy Institute, Unité Mixte de Recherche (UMR) 1170, Villejuif, France;
17. Department of Physiology, Development and Neuroscience,
18. Department of Haematology, and
19. MRC Biostatistics Unit, University of Cambridge, Cambridge, United Kingdom;
20. Wellcome Trust Sanger Institute, Wellcome Trust Genome Campus, Hinxton, United Kingdom;
21. Department of Haematology, University of Cambridge, Cambridge, United Kingdom; and
22. NHS Blood and Transplant, Cambridge Biomedical Campus, Cambridge, United Kingdom