1. Department of Obstetrics and Gynecology, Vanderbilt University Medical Center, Nashville, TN, USA
2. Maternal Fetal Medicine Division, Department of Obstetrics and Gynecology, Mayo Clinic College of Medicine, Rochester, MN, USA
3. Department of Obstetrics and Gynecology, Prenatal Diagnostic Center, Guastalla Civil Hospital, AUSL Reggio Emilia, Reggio Emilia, Italy
4. Department of Obstetrics and Gynaecology, University of Brescia, Brescia, Italy
5. Fetal Imaging Unit, FETALMED – Maternal-Fetal Diagnostic Center, Santiago, Chile
6. Department of Obstetrics, Paulista School of Medicine, Federal University of São Paulo (EPM-UNIFESP), São Paulo, Brazil
7. Department of Radiology, Clínica de Diagnóstico Por Imagem, Rio De Janeiro, Brazil