1. Department of Haematology; University College London; London UK
2. Hematology/Oncology; UCSF Benioff Children's Hospital; Oakland CA USA
3. Department of Biology; University of Victoria; Victoria Canada
4. Department of Pharmacy; King's College London; London UK
5. Cardiology; Children's Hospital Los Angeles; Los Angeles CA USA
6. Molecular Genomics and Therapeutics Section; Molecular Medicine Branch; National Institute of Diabetes and Digestive and Kidney Diseases; National Institutes of Health; Bethesda MD USA
7. Department of Internal Medicine VI; Medical University of Innsbruck; Innsbruck Austria
8. Paediatric Haematology/Oncology; University Medical Centre Hamburg-Eppendorf; Hamburg Germany
9. Paediatric Haematology/Oncology; University Medical Centre Freiburg; Freiburg Germany