Chemotherapy options in elderly and frail patients with metastatic colorectal cancer (MRC FOCUS2): an open-label, randomised factorial trial

Michel Seymour(University of Leeds), Ruth E. Langley(MRC Clinical Trials Unit at UCL), Gary Middleton(University Hospitals Birmingham NHS Foundation Trust), Lindsay C Thompson(MRC Clinical Trials Unit at UCL), Harpreet Wasan(Hammersmith Hospital), Tim Maughan(University of Liverpool), A. Brewster(Velindre NHS Trust), M. S. O'Mahony(Cardiff University), Stephen F Shepherd(Cheltenham General Hospital), Mahesh Parmar(University College London)
The Lancet
May 1, 2011
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