1. Medical Research Unit, Institute of Regional Health Research, University of Southern Denmark, Aabenraa, Denmark
2. Palliative Care Team, Medical Department Sønderborg/Tønder, South Jutland Hospital, Sønderborg, Denmark
3. Last Aid International, Schleswig, Germany
4. Medical Department Sønderborg/Tønder, South Jutland Hospital, Sønderborg, Denmark