1. Faculty of Nursing, University of Murcia, 30120 Murcia, Spain
2. Department of Cardiology, Hospital Clínico Universitario Virgen de la Arrixaca, Instituto Murciano de Investigación Biosanitaria (IMIB-Arrixaca), Centro de Investigación Biomédica en Red—Enfermedades Cardiovasculares (CIBERCV), 30120 Murcia, Spain
3. Caring Futures Institute, College of Nursing and Health Sciences, Flinders University, Sturt Road, Bedford Park South Australia 5042, GPO Box 2100, Adelaide, SA 5001, Australia
4. Centre for Heart Rhythm Disorders, University of Adelaide and Royal Adelaide Hospital, Port Road, Adelaide, SA 5001, Australia