1 Clinical Trial Service Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK; Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark. Electronic address: [email protected].
2 Clinical Trial Service Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK.
3 Department of Clinical Haematology, Oxford Cancer and Haematology Centre, University of Oxford, Oxford, UK.
4 Clinical Trial Service Unit, Nuffield Department of Population Health, University of Oxford, Oxford, UK; Department of Oncology, Oxford Cancer and Haematology Centre, University of Oxford, Oxford, UK.