1. Section of Pathological Anatomy, Polytechnic University of the Marche Region, School of Medicine, United Hospitals, Ancona, Italy
2. Division of Oncology, Sant′Orsola-Malpighi Hospital, Bologna, Italy
3. Department of Mechanical and Aerospace Engineering, University of California, Davis
4. Department of Surgery, Cordoba University Medical School, Cordoba, Spain
5. Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis
6. Unit of Urology/Division of Oncology, Urological Research Institute, Instituto di Ricovero e Cura a Carattere Scientifico, Ospedale San Raffaele, Milan, Italy