1. Department of Obstetrics and Gynecology, Prenatal Diagnosis Unit, ASST Spedali Civili Brescia, University of Brescia, Italy
2. Department of Pediatric Surgery, ASST Spedali Civili Brescia, University of Brescia, Italy
3. Department of Neonatology, ASST Spedali Civili Brescia, University of Brescia, Italy
4. Department of Obstetrics and Gynecology, ASST Spedali Civili Brescia, University of Brescia, Italy