1. Department of Nursing, Umeå University Campus Skellefteå, Umeå, Sweden
2. The Institute for Palliative Care, Lund University and Region Skåne, Lund, Sweden
3. Medical Management Centre (MMC), Department of Learning, Informatics, Management and Ethics, Karolinska Institutet, Stockholm, Sweden
4. Akademistatistik – Centre for Applied Biostatistics, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden
5. Department of Nursing, Umeå University, Umeå, Sweden