1. Department of Cardiovascular Surgery University Heart Center Freiburg Bad Krozingen Germany
2. Faculty of Medicine Albert Ludwigs University Freiburg Freiburg Germany
3. Centro Vascolare Ticino, Ospedale Regionale di Lugano Lugano Switzerland
4. Department of Vascular Surgery, IRCCS San Raffaele Scientific Institute Vita‐Salute San Raffaele University Milan Italy
5. Department of Surgery University Hospital Maastricht Maastricht The Netherlands
6. Department for Intensive Care Medicine, University Hospital University of Bern Bern Switzerland
7. Department of Cardiovascular Surgery, Inselspital, Bern University Hospital University of Bern Bern Switzerland
8. Department of Cardiac Surgery Policlinico S.Orsola‐Malpighi Bologna Italy
9. Cardiovascular Surgery Department, Hospital Clínic Barcelona University of Barcelona Barcelona Spain
10. Department of Anesthesia and Intensive Care Medicine University Heart Center Freiburg Bad Krozingen Germany
11. Department of Vascular Surgery Ludwig Maximilians University Munich München Germany
12. Department of Vascular Surgery Hospital Winterthur Winterthur Switzerland
13. Department of Cardiac Thoracic and Vascular Surgery, Heart Center Lahr Lahr Germany
14. Department of Cardiac and Vascular Surgery Paracelsus Medical University Salzburg Salzburg Austria