1. Department of Haematology, Guy’s and St Thomas’ Foundation Trust, London, United Kingdom;
2. PET Imaging Centre at St Thomas’ Hospital, King’s College, London, United Kingdom;
3. Department of Clinical Oncology, Guy’s and St Thomas’ Foundation Trust, London, United Kingdom;
4. Clinical Trials Unit, Medical Research Council, London, United Kingdom; and
5. Department of Haematology, Guy’s and St Thomas’ Hospital, King’s College, London, United Kingdom