1 School of Health Sciences, Institute of Mental Health, University of Nottingham, Nottingham, NG7 2TU, UK; Faculty of Nursing and Health Sciences, Health and Community Participation Division, Nord University, Namsos, Norway. Electronic address: [email protected].
2 School of Health Sciences, Institute of Mental Health, University of Nottingham, Nottingham, NG7 2TU, UK; NIHR Nottingham Biomedical Research Centre, Nottingham University Hospitals NHS Trust, Nottingham, UK.
3 School of Health Sciences, Institute of Mental Health, University of Nottingham, Nottingham, NG7 2TU, UK.