1. Department of Biomedicine and Prevention, University Tor Vergata, Rome, Italy
2. Department of Radiological Sciences, Oncology and Anatomo-Pathology, Sapienza University of Rome, Rome, Italy
3. Department of Human Sciences and Promotion of the Quality of Life, University San Raffaele, Rome, Italy
4. Nuclear Medicine Unit, Department of Oncohaematology, Fondazione PTV Policlinico Tor Vergata University Hospital, Rome, Italy