1. Department of Biomedical Imaging und Image-guided Therapy, Division of General and Pediatric Radiology, Medical University of Vienna, Vienna General Hospital, Vienna, Austria
2. Department of Oral and Maxillofacial Surgery, Technische Universität München, Klinikum Rechts der Isar, Germany
3. Department of Radiology, Technische Universität München, Klinikum Rechts der Isar, Germany
4. Trauma Hospitals AUVA LBK und UKH Meidling, Vienna, Austria