1. Department of Psychological Medicine, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
2. Centre for Inflammation Biology and Cancer Immunology, King’s College London, London, UK
3. Florence Nightingale Faculty of Nursing, Midwifery and Palliative Care, King’s College London, London, UK
4. Health Psychology, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, UK
5. Department of Gastroenterology, King’s College Hospital NHS Foundation Trust, London, UK