1. Section of Pathological Anatomy, Marche Polytechnic University, School of Medicine, United Hospitals, Ancona, Italy
2. Division of Oncology, S. Orsola-Malpighi Hospital, Bologna, Italy
3. Histopathology and Molecular Diagnostics, University Hospital Careggi, Florence, Italy
4. Institute of Urology, Marche Polytechnic University, School of Medicine, United Hospitals, Ancona, Italy
5. Department of Surgery, Cordoba University Medical School, Cordoba, Spain
6. Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN, USA