1. Department of Oncology; Rigshospitalet Copenhagen University Hospital; Copenhagen Denmark
2. Multidisciplinary Pain Centre; Department of Neuroanaesthesiology; Rigshospitalet Copenhagen University Hospital; Copenhagen Denmark
3. Stockholms Sjukhem Foundation and Department of Oncology Pathology; Karolinska Institute; Stockholm Sweden
4. Department of Clinical Medicine; Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark
5. National Institute of Public Health; University of Southern Denmark; Copenhagen Denmark
6. Department of Drug Design and Pharmacology; Faculty of Health and Medical Sciences; University of Copenhagen; Copenhagen Denmark
7. Royal Surrey County Hospital; Guildford UK
8. Department of Oncology; Trondheim University Hospital; St. Olav Hospital; Trondheim Norway
9. European Palliative Care Research Centre; DMF; Norwegian University of Science and Technology; Trondheim Norway
10. Department of Intensive Care Medicine; St Olavs University Hospital; Trondheim Norway
11. Department of Circulation and Medical Imaging; Norwegian University of Science and Technology; Trondheim Norway