1 Department of General, Visceral, Transplantation, Vascular and Thoracic Surgery, University of Munich, Campus Grosshadern, Munich, Germany.
2 Department of Clinical Radiology, University of Munich, Campus Grosshadern, Munich, Germany.
3 Department of General, Visceral, Transplantation, Vascular and Thoracic Surgery, University of Munich, Campus Grosshadern, Munich, Germany. [email protected].