1. Research Unit for Nursing and Health Care, Department of Public Health, Aarhus University, Aarhus, Denmark
2. Research Centre for Health and Welfare Technology, Program for Rehabilitation, via University College, Aarhus, Denmark
3. Department of Oncology, Aarhus University Hospital, Aarhus, Denmark
4. Department of Health and Nursing Science, Faculty of Health and Sport Sciences, University of Agder, Grimstad, Norway