1. Obstetrics and Gynaecology Unit, San Salvatore Hospital, 67100 L’Aquila, Italy
2. Department of Life, Health and Environmental Sciences, University of L’Aquila, 67100 L’Aquila, Italy
3. Department of Diagnostic Imaging, Area of Cardiovascular and Interventional Imaging, Abruzzo Health Unit 1, 67100 L’Aquila, Italy
4. Unit of Pathology, San Salvatore Hospital, 67100 L’Aquila, Italy