1. Division of Cardiology, Istituto Cardiocentro Ticino, Ente Ospedaliero Cantonale , Via Tesserete 48, CH-6900 Lugano , Switzerland
2. Deutsches Herzzentrum der Charité (DHZC), Department of Cardiology, Angiology and Intensive Care Medicine , Charitéplatz 1, D-10117 Berlin , Germany
3. Department of Cardiology, Charité—Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Charitéplatz 1, D-10117 Berlin , Germany
4. Department of Cardiology, German Centre for Cardiovascular Research (DZHK) , Partner Site , Berlin
5. Department of Cardiology, Cardiology Clinical Academic Group, Molecular & Clinical Sciences Institute, St. George’s University of London , Cranmer Terrace, London SW17 0RE , UK
6. Department of Cardiology, Hammersmith Hospital, National Heart & Lung Institute, Imperial College , Du Cane Road, London W12 0HS , UK