1 Division of Diagnostic Imaging, Department of Medicine and Surgery, Santa Maria Della Misericordia Hospital, University of Perugia, S. Andrea delle Fratte, Perugia, Italy. michelescialpi1@gmail.com.
2 Division of Diagnostic Imaging, Department of Medicine and Surgery, Santa Maria Della Misericordia Hospital, University of Perugia, S. Andrea delle Fratte, Perugia, Italy.
3 Medical Office, Santa Maria Della Misericordia Hospital, Perugia, Italy.