1. Fetal Medicine Unit, Di Venere and Sarcone Hospitals, ASL BA , Bari , Italy
2. Perinatal Medicine Foundation , Istanbul , Turkey
3. Division of Obstetrical and Gynecological Ultrasound, NYU School of Medicine , New York , NY , USA
4. Center for Prenatal Diagnosis and Human Genetics , Berlin , Germany
5. Department of Obstetrics and Gynaecology , Fetal Medicine Unit, Maternal and Child Health and Development Network, University Hospital 12 de Octubre, Complutense University of Madrid , Madrid , Spain
6. Department of Obstetrics and Gynecology , Fetal Medicine Unit, The Chaim Sheba Medical Center Tel‐Hashomer, Sackler School of Medicine, Tel‐Aviv University , Tel‐Aviv , Israel
7. Fetal Diagnostic Center, CRIFM Clinical Research Institute of Fetal Medicine , Osaka , Japan
8. Fetal Medicine Unit, St George University Hospital NHS Foundation Trust , London , UK
9. Department of Medicine and Surgery , Unit of Surgical Sciences, Obstetrics and Gynecology, University of Parma , Parma , Italy
10. Department of Obstetrics and Gynecology , Center for Fetal Care and High-Risk Pregnancy, University of Chieti , Chieti , Italy
11. OB‐GYN Ultrasound Unit, Lis Maternity Hospital, Tel Aviv Sourasky Medical Center , Tel Aviv , Israel