1. Cicely Saunders Institute of Palliative Care, Policy & Rehabilitation, King's College London, Florence Nightingale Faculty of Nursing, Midwifery & Palliative Care , London SE5 9PJ , UK
2. Division of Psychiatry, University College London , London W1T 7NF , UK
3. Liaison Psychiatry, Royal London Hospital, East London NHS Foundation Trust , London E1 1FR , UK
4. Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King's College London , London SE5 8AB , UK
5. South London and Maudsley NHS Foundation Trust , London SE5 8AB , UK