1. Department of Health Care Sciences and Palliative Research Centre; Ersta Sköndal Bräcke University College; Stockholm Sweden
2. Division of Nursing; Department of Neurobiology, Care Sciences and Society; Karolinska Institutet; Stockholm Sweden
3. Stord Haugesund University College; Department of Nursing Science; Haugesund Norway
4. Department of Nursing; Umeå University; Umeå Sweden