1. Department of Cardiothoracic Surgery, Lankenau Medical Center, Lankenau Heart Institute Main Line Health Wynnewood Pennsylvania USA
2. Department of Cardiothoracic Surgery Research Lankenau Institute for Medical Research Wynnewood Pennsylvania USA
3. Department of Cardiovascular Sciences KU Leuven Leuven Belgium
4. Department of Cardiothoracic and Vascular Surgery German Heart Center Berlin Berlin Germany
5. Department of Cardiovascular Surgery Charité—Universitätsmedizin Berlin Germany
6. Department of Cardiothoracic Surgery Maastricht University Medical Centre Maastricht The Netherlands
7. Cardiology and Aortic Centre The Royal Brompton & Harefield NHS Trust London UK
8. Department of Surgery, Division of Cardiothoracic Surgery Michael E. DeBakey Baylor College of Medicine Houston Texas USA
9. Department of Cardiovascular Surgery Texas Heart Institute Houston Texas USA
10. CHI St Luke's‐Baylor St. Luke's Medical Center Houston Texas USA