1. Department of Cardiology Erasmus University Medical Center Rotterdam The Netherlands
2. Department of Cardiology Catharina Hospital Eindhoven The Netherlands
3. Department of Cardiology Turku University Hospital Turku Finland
4. Department of Cardiology Onze Lieve Vrouwe Hospital Amsterdam The Netherlands
5. Department of Cardiology Helsinki University Hospital Helsinki Finland
6. Department of Cardiology Aarhus University Hospital Aarhus Denmark
7. Department of Cardiology Luzern Kantonsspital Luzern Switzerland
8. Department of Cardiology St. Antonius Hospital Nieuwegein The Netherlands
9. Centre for Cardiovascular and Heart Valve Innovation St. Paul's and Vancouver General Hospital Vancouver Canada