1. Department of Diagnostic and Clinical Medicine and Public Health, University of Modena and Reggio Emilia, Modena, Italy.
2. Department of Oncology, Hematology, and Respiratory Diseases, University of Modena and Reggio Emilia, Modena, Italy.
3. Department of Preventive and Predictive Medicine, National Tumor Institute, Milan, Italy.
4. Department of Radiology, University of Modena and Reggio Emilia, Modena, Italy.