1. Department of Maternal and Child Health and Urological Sciences Sapienza University of Rome Rome Italy
2. Division of Maternal‐Fetal Medicine, Department of Obstetrics and Gynecology Sidney Kimmel Medical College of Thomas Jefferson University Philadelphia PA USA
3. Fetal Medicine Unit, St George's University Hospitals NHS Foundation Trust University of London London UK
4. Vascular Biology Research Centre Molecular and Clinical Sciences Research Institute, St George's University of London London UK
5. Department of Obstetrics and Gynecology University of Chieti Chieti Italy
6. Department of Medical Sciences University of Ferrara Ferrara Italy
7. Fetal Medicine and Cardiology Unit, Department of Obstetrics and Gynecology, Department of Medical and Surgical Sciences University of Foggia Foggia Italy