1. Department of Psychology, University of Southern Denmark, Odense, Denmark;
2. Department of Palliative Medicine, Bispebjerg Hospital, Copenhagen, Denmark;
3. Zealand University Hospital, Roskilde, Denmark;
4. Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark;
5. Department of Public Health, University of Copenhagen, Copenhagen, Denmark;
6. Warwick Medical School, University of Warwick, Coventry, UK