1. National Heart & Lung Institute Imperial College London (Royal Brompton Hospital) Dovehouse Street London SW3 6LY UK
2. Institute for Medical Biometry, Epidemiology and Medical Informatics Saarland University Campus Homburg Germany
3. Maria Cecilia Hospital, GVM Care & Research Cotignola Italy
4. Klinik für Innere Medizin III, Universitätsklinikum des Saarlandes Universität des Saarlandes Homburg Saar Germany
5. Center for Heart Diseases University Hospital, Medical University Wroclaw Poland
6. Department of Cardiology & Berlin Institute of Health Center for Regenerative Therapies (BCRT), German Center for Cardiovascular Research (DZHK), Partner Site Berlin Charité‐Universitätsmedizin Berlin (Campus CVK) Berlin Germany
7. Department of Cardiology, National and Kapodistrian University of Athens, School of Medicine Athens University Hospital Attikon Athens Greece
8. Department of Cardiology Saint Joseph Hospital Paris France