1. Department of Cardiology, Westfries Gasthuis, Maelsonstraat 3, NP Hoorn, The Netherlands
2. Department of Cardiology, Leiden University Medical Center, Postbus 9600, RC Leiden, The Netherlands
3. Department of Cardiology, Haga Hospital, Els Borst-Eilersplein 275, AA Den Haag, The Netherlands
4. Department of Cardiology, OLVG, Oosterpark 9, AC Amsterdam, The Netherlands
5. Department of Cardiology and Cardiothoracic Surgery, Catharina Hospital Eindhoven, Michelangelolaan 2, EJ Eindhoven, The Netherlands
6. Department of Social Medicine, section Health Law, Amsterdam University Medical Center, Meibergdreef 9 , AZ Amsterdam, The Netherlands
7. Department of Cardiothoracic Surgery, Amsterdam University Medical Center, Meibergdreef 9 , AZ Amsterdam, The Netherlands
8. Department of Cardiology and Radiology, Erasmus Medical Center, Doctor Molewaterplein 40, GD Rotterdam, The Netherlands
9. Department of Social Medicine, Section Health Law, Amsterdam University Medical Center, Meibergdreef 9, AZ, Amsterdam, The Netherlands