1. Department of Cardiology University Medical Center Utrecht Utrecht The Netherlands
2. CoRPS—Center of Research on Psychology in Somatic Diseases, Department of Medical and Clinical Psychology Tilburg University Tilburg The Netherlands
3. Department of Cardiology Kliniken Maria Hilf GmbH Mönchengladbach Germany
4. Department of Cardiology Klinikum Leverkusen Leverkusen Germany
5. Department of Cardiology Complejo Hospitalario de Navarra Pamplona Spain
6. Department of Cardiology Leiden University Medical Center Leiden The Netherlands
7. West German Heart and Vascular Center Essen Essen University Hospital Essen Germany
8. Department of Cardiology Universitätsklinikum Heidelberg Heidelberg Germany
9. Department of Cardiology Centre Hospitalier Universitaire Rennes Rennes France