Affiliation: | a Department of Surgery, University of Maryland, Baltimore, Maryland b Department of Cardiology, University of Maryland, Baltimore, Maryland c Department of Cardiac Surgery, Innsbruck Medical University, Innsbruck, Austria d Department of Anesthesiology and Intensive Care Medicine, Innsbruck Medical University, Innsbruck, Austria e Department of Radiology, Innsbruck Medical University, Innsbruck, Austria f Department of Cardiology, Innsbruck Medical University, Innsbruck, Austria |