1. Amsterdam Cardiovascular Science, University of Amsterdam , Meibergdreef 9, 1105 AZ Amsterdam, the Netherlands
2. Department of Cardiology, Medisch Spectrum Twente , Koningstraat 1, 7512 KZ Enschede, the Netherlands
3. Department of Cardiology, University Heart Center , Zurich , Switzerland
4. William Harvey Research Institute, NIHR Barts Biomedical Research Centre, Queen Mary University London , Charterhouse Square, London EC1M 6BQ , UK
5. Barts Heart Centre, St Bartholomew’s Hospital, Barts Health NHS Trust , West Smithfield, EC1A 7BE London , UK
6. Department of Cardiology, Liverpool Heart and Chest Hospital , Liverpool , UK
7. Department of Medicine and Surgery, University of Milano-Bicocca , Milan , Italy
8. Department of Cardiology, Istituto Auxologico Italiano, IRCCS , Milan , Italy