1 IRCCS Azienda Ospedaliero-Universitaria di Bologna, Pediatric and Adult CardioThoracic and Vascular, Oncohematologic and Emergency Radiology Unit, Via Massarenti, 9, Bologna, 40138, Italy. dianadonatello@hotmail.it.
2 IRCCS Azienda Ospedaliero-Universitaria di Bologna, Pediatric and Adult CardioThoracic and Vascular, Oncohematologic and Emergency Radiology Unit, Via Massarenti, 9, Bologna, 40138, Italy.