1. Department of Nursing Science, Turku University Hospital University of Turku Turku Finland
2. Turku University Hospital Turku Finland
3. School of Health SciencesUniversity of Akureyri Akureyri Iceland
4. Akureyri Hospital Akureyri Iceland
5. Department of Nursing Science University of Turku and Turku University Hospital, and City of Turku, Welfare DivisionTurkuFinland