1. Wiltshire Cardiac Centre, Great Western Hospital, Swindon, UK
2. British Heart Rhythm Society, Cheshire, UK; Department of Cardiology, Northumbria Healthcare NHS Foundation Trust, North Shields, UK
3. Somerset NHS Foundation Trust, Taunton, Somerset, UK
4. British Heart Rhythm Society, Cheshire, UK; Sandwell District General Hospital, West Bromwich, UK
5. British Heart Rhythm Society, Cheshire, UK; Department of Cardiac Electrophysiology, Barts Heart Center, St Bartholomew’s Hospital, London, UK
6. Department of Cardiology, Wythenshawe Hospital, Manchester, UK