1. Department of Diagnostic and Interventional Radiology, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.
2. Siemens Healthcare GmbH, Forchheim, Germany.
3. Department of Hematology and Oncology, Interdisciplinary Cancer Center, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Freiburg, Germany.