1 Fetal Medicine Unit, Division of Developmental Sciences, St George's University of London, London, UK.
2 Hopital d'Enfants Armand-Trousseau - Service de Radiologie, Cedex, Paris, France.
3 Department of Obstetrics and Gynecology, Sant'Orsola-Malpighi Hospital, University of Bologna, Bologna, Italy.
4 Department of Obstetrics and Gynecology, Universita di Roma, Tor Vergata, Rome, Italy.
5 Fetal Neurology Clinic and Paediatric Neurology Unit, Wolfson Medical Center, Holon, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel.
6 Department of Medicine and Aging Sciences, University of Chieti-Pescara, and EMISAC, CeSI Biotech, Chieti, Italy.