1. Department of Obstetrics and Gynaecology, Centre for Fetal Care and High‐Risk Pregnancy University of Chieti Chieti Italy
2. Gynecology and Obstetrics, "Villa Sofia Cervello" Hospital University of Palermo Palermo Italy
3. Department of Gynecologic Oncology University of Palermo Palermo Italy
4. Fondazione per gli Studi sulla Riproduzione Umana Clinica Candela Palermo Italy