1. Department of Clinical Radiology, University of Munich – Grosshadern Campus, Munich, Germany
2. Nephrology Department, Nephrologic Ultrasound, II. Department of Internal Medicine, Klinikum rechts der Isar, Technical University Munich, Munich, Germany
3. Department of Pathology, Klinikum rechts der Isar, Technical University Munich, Munich, Germany
4. Department of Trauma and Plastic Surgery, University of Regensburg, Regensburg, Germany