1 Department of Caring Science, Faculty of Health and Occupational Studies, University of Gävle, 801 76, Gävle, Sweden. tove.bylund.grenklo@hig.se.
2 Faculty of Medicine, Department of Clinical Sciences Lund, Oncology and Pathology, Institute for Palliative Care, Lund University and Region Skåne, Medicon Village, Hus 404B, 223 81, Lund, Sweden. drofn.birgisdottir@med.lu.se.
3 End-of-Life Care Research Group, Ghent University & Vrije Universiteit Brussel (VUB), Ghent, Belgium.
4 Department of Public Health and Primary Care, Ghent University, Ghent, Belgium.
5 MRC Biostatistics Unit, University of Cambridge, Cambridge, UK.
6 Department of Oncology-Pathology, Division of Clinical Cancer Epidemiology, Karolinska Institute, Stockholm, Sweden.
7 Faculty of Medicine, Department of Clinical Sciences Lund, Oncology and Pathology, Institute for Palliative Care, Lund University and Region Skåne, Medicon Village, Hus 404B, 223 81, Lund, Sweden.
8 Faculty of Medicine, Department of Health Sciences, Lund University, Lund, Sweden.
9 Department of Oncology, Division of Clinical Cancer Epidemiology, Sahlgrenska Academy At the University of Gothenburg, Institute of Clinical Sciences, Gothenburg, Sweden.
10 Department of Caring Sciences, Palliative Research Center, Ersta Sköndal Bräcke University College, Stockholm, Sweden.
11 Department of Women's and Children's Health, Karolinska Institutet, Stockholm, Sweden.