1. Department of Radiology, Medical University of Innsbruck, Innsbruck, Austria
2. Department of Urology, Medical University of Innsbruck, Innsbruck, Austria
3. Department of Pathology, Medical University of Innsbruck, Innsbruck, Austria
4. Department of Medical Statistics, Informatics and Health, Medical University of Innsbruck, Innsbruck, Austria
5. Department of Radiology, Thomas Jefferson University, Philadelphia, Pennsylvania