1. Transplantationszentrum, Grosshadern University Hospital, LMU-University, Munich, Germany
2. Department of Thoracic and Cardiovascular Surgery, University Hospital, JW Goethe-University, Frankfurt, Germany
3. Department of Cardiac Surgery, Grosshadern University Hospital, LMU-University, Munich, Germany
4. Institute of Gender in Medicine, Charité-Universitaetsmedizin, Berlin, Germany
5. Department of Cardiac Surgery, Heart Center Leipzig, Germany