1. Public Health Sciences Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA
2. Centre of Trials Research, Cardiff University, Cardiff, UK
3. Department of Biostatistics, University of Washington, Seattle, WA, USA
4. Department of Haematology, The University of Bristol, Bristol, UK
5. Nuffield Department of Population Health, University of Oxford, Oxford, UK
6. Paul O’Gorman Leukaemia Research Centre, University of Glasgow, Glasgow, UK
7. Loyola University Medical Center, Maywood, IL, USA
8. Segal Cancer Center, Lady Davis Institute, Jewish General Hospital, Montreal, Canada
9. Department of Medicine, Division of Hematology/Oncology, The Medical College of Wisconsin, Milwaukee, WI, USA
10. Division of Hematologic Malignancies and Cellular Therapy, Duke University, Durham, NC, USA
11. School of Medicine, Nottingham University, Nottingham, UK
12. Clinical Research Division, Fred Hutchinson Cancer Research Center, Seattle, WA, USA
13. Division of Hematology/Department of Medicine, University of Washington, Seattle, WA, USA
14. Department of Epidemiology, University of Washington, Seattle, WA, USA
15. Department of Laboratory Medicine & Pathology, University of Washington, Seattle, WA, USA
16. Christie Hospital, Manchester, UK