1. Pediatric Surgery Unit Azienda Ospedaliera Universitaria Policlinico Umberto I, Sapienza University of Rome Rome Italy
2. Child Neurology and Psychiatry Unit Azienda Ospedaliera Universitaria Policlinico Umberto I, Sapienza University of Rome Rome Italy
3. Pediatric Radiology Unit Azienda Ospedaliera Universitaria Policlinico Umberto I, Sapienza University of Rome Rome Italy