1. Queen Elizabeth Hospital, Birmingham, United Kingdom
2. Medical Research Council Clinical Trials Unit at University College London, London, United Kingdom
3. Medcl Rsrch Council, London, United Kingdom
4. University of Bristol, Bristol, United Kingdom
5. Royal Victoria Infirmary, Newcastle, United Kingdom
6. St James Institute of Oncology, Leeds, United Kingdom
7. Leeds Institute of Cancer Studies and Pathology, University of Leeds, Leeds, United Kingdom
8. Royal Mardsen Hospital, London, United Kingdom
9. MRC Clinical Trials Unit at UCL, London, United Kingdom
10. Yeovil District Hospital, Yeovil, United Kingdom
11. Birmingham Heartlands Hospital, Birmingham, United Kingdom
12. Royal United Hospital, Bath, United Kingdom
13. Northern Centre for Cancer Care, Newcastle, United Kingdom
14. Wythenshawe Hospital, Manchester, United Kingdom
15. University of Bern, Bern, Germany
16. Royal Marsden, London & Surrey, United Kingdom