Affiliation: | 1. Prenatal Diagnosis Center, IV Department of Obstetrics and Gynaecology ‘La Sapienza’ University, Rome, Italy;2. Prenatal Diagnosis Center, Department of Paediatric Radiology, ‘La Sapienza’ University, Rome, Italy;3. Prenatal Diagnosis Center, III Department of Pathology, II Department of Human Biopathology, ‘La Sapienza’ University, Rome, Italy |