1. Department of Health Studies; Faculty of Social Sciences; University of Stavanger; Stavanger Norway
2. Faculty of Health and Caring sciences; Stord Haugesund University College; Stord Norway
3. Department of Clinical Medicine; Helse Fonna Local Health Authority; Haugesund Norway
4. Palliative Research Center; Ersta Sklöndal University College; Stockholm Sweden
5. Faculty of Health and Caring Sciences; Stord Haugesund University College; Haugesund Norway
6. Department of Oncology-Pathology; Karolinska Institute; Stockholm Sweden