1. Centre for Heart Rhythm Disorders, University of Adelaide and Royal Adelaide Hospital, Australia
2. Institute of Health, Medicine and Caring Sciences, Linköping University, Linköping. Sweden
3. Centre for Clinical Research Sörmland, Uppsala University, Eskilstuna, Sweden
4. Julius Centrum, University Medical Centre Utrecht, The Netherlands
5. Department of Cardiothoracic Surgery, Linköping University, Sweden
6. Department of Cardiology, Linköping University, Sweden
7. School of Nursing and Midwifery, Queen’s University Belfast, UK