1. Canadian VIGOUR Centre, University of Alberta, Edmonton, Alberta, Canada
2. Department of Cardiology, University of Vienna, Austria
3. Department of Cardiology, Oslo University Hospital HF Ullevål, Oslo, Norway
4. Centre Hospitalier Régional et Universitaire, Lille Cedex, France
5. Department of Academic Cardiology, University Hospitals of Leicester, Leicester, United Kingdom
6. Department Cardiovascular Medicine, University Hospital, Nottingham, United Kingdom
7. Department of Cardiology, University Hospital Gasthuisberg, Leuven, Belgium