1 College of Medicine and Public Health, Flinders University, Adelaide, South Australia, Australia; South Australian Health and Medical Research Institute, Adelaide, South Australia, Australia; Department of Cardiovascular Medicine, Flinders Medical Centre, Bedford Park, South Australia, Australia. Electronic address: joseph.selvanayagam@flinders.edu.au.
2 Cardiac Electrophysiology Unit, Department of Biomedical Sciences, Humanitas University, Milan, Italy; Cardiac Electrophysiology, Cardiovascular Medicine Division, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania, USA.
3 Division of Cardiovascular Sciences, School of Medical Sciences, Faculty of Biology, Medicine and Health, Manchester Academic Health Science Centre, University of Manchester, Manchester, United Kingdom; Cardiac Imaging Department, North West Heart Centre, Manchester University NHS Foundation Trust, Manchester, United Kingdom.