1. Department of Urology, Division of Experimental Urology, Medical University of Innsbruck, A-6020 Innsbruck, Austria
2. Department of Medical Statistics, Informatics and Health Economics, Medical University of Innsbruck, A-6020 Innsbruck, Austria
3. Department of Pathology, Division of General Pathology, Medical University of Innsbruck, A-6020 Innsbruck, Austria