1. Section of Patient Centred Outcomes Research (PCOR), University of Leeds , Leeds, UK
2. Leeds Teaching Hospital NHS Trust , Leeds, UK
3. University Hospital Zurich , Zurich, Switzerland
4. Stanford University Hospital , Palo Alto, CA, USA
5. Berlin , Germany
6. Ospedale San Raffaele , Milan, Italy
7. University Hospital of Salamanca , Salamanca, Spain
8. IRCCS Azienda Ospedaliera Universitaria di Bologna , Bologna, Italy
9. University Hospital of Wales , Cardiff, UK
10. German Heart Center Munich , Munich, Germany
11. Medical University of South Carolina , Charleston, SC, USA
12. University Medical Center Mainz , Mainz, Germany
13. San Giovanni di Dio Ruggi d’Aragona University Hospital of Salerno—Schola Medica Salernitana , Salerno, Italy
14. Academic Medical Center , Amsterdam, Netherlands