Institution: | a Department of Medical Oncology, St George's Hospital Medical School, Cranranmer Terrace, London SW17 0RE, England b Drug Development Section, Institute of Cancer Research, 15 Cotswold Road, Sutton, Surrey SM2 5NG, England c Department of Clinical Biochemistry, St George's Hospital Medical School, Cranmer Terrace, London SW 17 0RE, England d Department of Medical Oncology, Charing Cross Hospital, Fulham Palace Road, London W6 8RF, England |