1. Marie Curie Palliative Care Research Department, Division of Psychiatry, University College London (UCL), London, UK
2. Bioinformatics Data Science Group, Imperial College London, London, UK
3. Central and North West London NHS Foundation Trust, London, UK
4. Department of Statistical Science, University College London (UCL), London, UK
5. Department of Electrical and Electronics Engineering, Ondokuz Mayis University, Samsun, Turkey
6. Department of Clinical Sciences, Brunel University London, London, UK
7. Brighton and Sussex University Hospitals NHS Trust, Brighton, UK
8. Hull York Medical School, Hull, UK
9. Imperial College Healthcare NHS Trust, London, UK
10. Centre for Applied Health and Social Care Research, Faculty of Health, Social Care and Education, Kingston University and St George’s, University of London, London, UK