1. Department of Nursing Science, Faculty of Medicine, University of Turku, 20014 Turku, Finland; Nursing Degree Program Karelia University of Applied Sciences 80200 Joensuu Finland
2. Departments of Nursing Science and Child Psychiatry, Faculty of Medicine, University of Turku, 20014 Turku, Finland INVEST Research Flagship Center Turku Finland
3. Department of Nursing Science, Faculty of Medicine University of Turku 20014 Turku Finland