1. Department of Cardiac Surgery University Hospital Basel Spitalstrasse 21 Basel 4031 Switzerland
2. Cardiovascular Research Institute (CRIB) and Department of Cardiology University Hospital Basel, University of Basel Basel Switzerland
3. Intensive Care Unit University Hospital Basel Basel Switzerland
4. Department of Radiology University Hospital Basel Basel Switzerland
5. Medical Faculty of the University of Basel Basel Switzerland
6. Intermediate Care Unit University Hospital Basel Basel Switzerland
7. Department of Clinical Research University of Basel Basel Switzerland