1. Department of Biomedical Sciences and of Morphologic and Functional Imaging, Section of Radiological Sciences, University of Messina, Messina, Italy
2. PH3DRA (Physics for Dating Diagnostic Dosimetry Research and Applications) Laboratories, Department of Physics and Astronomy, University of Catania, Catania, Italy
3. Department of Physics and Earth Sciences, University of Messina, Messina, Italy
4. University Hospital “Policlinico Gaetano Martino”, Messina, Italy
5. University Hospital “Policlinico - Vittorio Emanuele”, Catania, Italy