1. Department of Biopathology and Imaging Diagnostics, University of Rome Tor Vergata, Rome, Italy
2. Institute of Occupational Health Medicine, Holy Hearth Catholic University, Rome, Italy
3. Department of Surgery, University of Rome Tor Vergata, Rome, Italy
4. Army Medical and Veterinary Research Center, Rome, Italy
5. Department of Internal Medicine, University of Rome Tor Vergata, Rome, Italy