1. University College London Hospitals, London, United Kingdom;
2. Clinical Trial Service Unit, Oxford, United Kingdom;
3. Ireland Cancer Center, University Hospitals of Cleveland, Cleveland, OH;
4. Northwestern University Feinberg School of Medicine, Chicago, IL;
5. Royal Free & University College Medical School, London, United Kingdom;
6. University of Wales, Cardiff, United Kingdom;
7. Christie National Health Service Trust Hospital, Manchester, United Kingdom;
8. Our Lady of Mercy Cancer Center, New York Medical College, Bronx, NY;
9. Mayo Clinic College of Medicine, Rochester, MN;
10. Bristol Haematology & Oncology Centre, Bristol, United Kingdom;
11. Nottingham University, Nottingham, United Kingdom;
12. University of Glasgow, National Blood Transfusion Service, Glasgow, Scotland;
13. Department of Haematology/Oncology, University of Pennsylvania, Philadelphia;
14. Stem Cell Sciences, New York, NY; and
15. Rambam Medical Center and Technion, Israel Institute of Technology, Haifa