1. Institute of Regional Health Research, OPEN, Odense Patient data Explorative Network, Odense University Hospital, University of Southern Denmark, Odense, Denmark
2. Department of Oncology, Palliative Team, Vejle University Hospital, Vejle, Denmark
3. The Research Unit, Department of Palliative Medicine, Bispebjerg and Frederiksberg Hospital, Copenhagen University Hospital, Copenhagen, Denmark
4. Department of Public Health, University of Copenhagen, Copenhagen, Denmark
5. Danish Colorectal Cancer Center South, Vejle University Hospital, Denmark and Institute of Regional Health Research, University of Southern Denmark, Odense, Denmark