1. Research Unit, Department of Palliative Medicine, Bispebjerg Hospital, University of Copenhagen, Copenhagen, Denmark.
2. National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark.
3. The Palliative Team, Department of Oncology, Aarhus University Hospital, Aarhus, Denmark.
4. Section of Palliative Medicine, Department of Oncology, Rigshospitalet, Copenhagen University Hospital, Copenhagen, Denmark.
5. The Palliative Team Esbjerg, Sydvestjysk Hospital, Esbjerg, Denmark.
6. Hospice Fyn, Odense, Denmark.
7. Department of Palliative Care, Naestved Hospital, Naestved, Denmark.
8. Department of Public Health, University of Copenhagen, Copenhagen, Denmark.