1 Department of Radiology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Via Albertoni 15, Bologna 40138, Italy.
2 Department of Radiology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Via Albertoni 15, Bologna 40138, Italy. Electronic address: lorenzo.braccischi@studio.unibo.it.
3 Department of Radiology, AUSL Romagna, Faenza, Italy; Department of Radiology, Alma Mater Studiorum University of Bologna, Bologna, Italy.
4 Department of Radiology, IRCCS Azienda Ospedaliero-Universitaria di Bologna, Via Albertoni 15, Bologna 40138, Italy; Department of Radiology, Alma Mater Studiorum University of Bologna, Bologna, Italy.