1. Department of Medicine and Surgery, Unit of Surgical Sciences, Obstetrics and GynecologyUniversity of Parma Parma Italy
2. Division of Maternal and Fetal Medicine, Ospedale Cristo ReUniversity of Rome Tor Vergata Rome Italy
3. Department of Obstetrics and GynecologyThe First I.M. Sechenov Moscow State Medical University Moscow Russia
4. Fetal i+D Fetal Medicine Research Center, BCNatal ‐ Barcelona Center for Maternal‐Fetal and Neonatal Medicine (Hospital Clínic and Hospital Sant Joan de Deu), IDIBAPSUniversity of Barcelona Barcelona Spain
5. Department of Obstetrics and Gynecology, Casa di Cura Santa FamigliaUniversity of Rome Tor Vergata Rome Italy
6. Department of Medicine and Surgery & Robust Statistics Academy (Ro.S.A.)University of Parma Parma Italy