1. Department of Cardiovascular Surgery, University of Schleswig-Holstein Campus Kiel, Kiel, Germany
2. Department of Anesthesiology and Intensive Care Medicine, University of Schleswig-Holstein Campus Kiel, Kiel, Germany
3. Department of Diagnostic Radiology, University of Schleswig-Holstein Campus Kiel, Kiel, Germany
4. Hospital Medicine, Saint Bernards Medical Center, Jonesboro, Arkansas, United States