1. Institute of Health and Care Sciences, The Sahlgrenska Academy at University of Gothenburg, Gothenburg, Sweden
2. Division of Neonatology, Sahlgrenska University Hospital, Gothenburg, Sweden
3. Faculty of Caring Science, Work Life and Social Welfare, University of Borås, Borås, Sweden
4. Chair of Nursing and Midwifery, School of Nursing and Midwifery, Trinity College Dublin, Dublin, Ireland