Affiliation: | 2. Department of Cardiology and Vascular Medicine, West German Heart and Vascular Centre Essen, University Hospital of Essen, University of Duisburg-Essen, Essen, Germany;3. Clinic for Anesthesiology and Intensive Care Unit, University Hospital of Essen, University of Duisburg-Essen, Essen, Germany;4. Institute for Diagnostic and Interventional Radiology and Neuroradiology, University Hospital of Essen, University of Duisburg-Essen, Essen, Germany |