[1] Royal Marsden Hosp, Anaesthet Perioperat Med & Pain Dept, London, England
[2] Sandwell & West Birmingham Hosp NHS Trust, Connected Palliat Care, Birmingham, England
[3] Kings Coll London, Cicely Saunders Inst, Dept Palliat Care & Policy, London, England
[4] Salisbury NHS Fdn Trust, Radnor Intens Care Unit, Salisbury, England