1. Department of Health Sciences, University of York, York, UK
2. School of Nursing, The University of Notre Dame Australia, Sydney, NSW, Australia
3. The Cunningham Centre for Palliative Care, St Vincent’s Health Network, Sydney, NSW, Australia
4. Hull York Medical School, University of York, York, UK
5. School of Social Work, Carleton University, Ottawa, ON, Canada
6. Department of Medicine, Division of Palliative Care, University of Ottawa, Ottawa, ON, Canada
7. Bruyere Research Institute, Ottawa, ON, Canada
8. Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, ON, Canada
9. Department of Palliative Care, Bruyere Continuing Care, Ottawa, ON, Canada
10. Institute of Population Health Sciences, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, London, UK
11. Wolfson Palliative Care Research Centre, Hull York Medical School, University of Hull, Hull, UK