Affiliation: | 1. Division of Cardiology, Laboratory of Interventional Cardiology, Bologna, Italy;2. Department of Medicine III, Martin Luther‐University, Halle, Germany;3. Department of Cardiology, Paracelsus Harz‐Clinic, Bad Suderode, Germany;4. Heart Center, Turku University Hospital and University of Turku, Turku, Finland;5. Department of Surgery, University Hospital, Oulu, Finland;6. Heart Center, Satakunta Central Hospital, Pori, Finland;7. Department of Cardiology, University Hospital, Alicante, Spain;8. Department of Medicine, Division of Cardiology, University Hospital, Helsinki, Finland;9. University of Birmingham Centre for Cardiovascular Sciences, City Hospital, Birmingham, United Kingdom;10. Division of Cardiology, University Hospital, Oulu, Finland;11. Heart Center, University Hospital, Tampere, Finland |