1. Department of Cardiothoracic and Vascular Surgery, German Heart Center Berlin , Berlin, Germany
2. Institute for Anesthesiology, German Heart Center Berlin , Berlin, Germany
3. Department of Cardiovascular Surgery, Charité—Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health , Berlin, Germany
4. Translational Cardiovascular Technologies, Institute of Translational Medicine, Department of Health Sciences and Technology, Swiss Federal Institute of Technology (ETH) Zurich , Zurich, Switzerland