[1] Royal Marsden NHS Fdn Trust, Royal Marsden & Royal Brompton Palliat Care Serv, London, England
[2] Inst Canc Res, London, England
[3] Kings Coll London, Cicely Saunders Inst, Dept Palliat Care Policy & Rehabil, London, England
[4] Imperial Coll, Natl Heart & Lung Inst, London, England
[5] Royal Marsden NHS Fdn Trust, Sarcoma Unit, London, England