1. Institute of Health and Care Sciences, The Sahlgrenska Academy at Göteborg University, Gothenburg, Sweden, School of Life Sciences, University of Skövde, Skövde, Sweden,
2. Institute of Health and Care Sciences, The Sahlgrenska Academy at Göteborg University, Gothenburg, Sweden, Johns Hopkins School of Nursing, Baltimore, Maryland, USA
3. Institute of Health and Care Sciences, The Sahlgrenska Academy at Göteborg University, Gothenburg, Sweden
4. School of Life Sciences, University of Skövde, Skövde, Sweden