[1] Paris Cite Univ, Hop Necker Enfants Malad, AP HP, Dept Obstet & Fetal Med, Paris, France
[2] Univ Liverpool, Dept Womens & Childrens Hlth, Liverpool, Merseyside, England
[3] Thomas Jefferson Univ, Div Maternal Fetal Med Obstet & Gynecol, Philadelphia, PA 19107 USA
[4] Univ Med Ctr Groningen, Dept Obstet & Gynecol, Fetal Med Unit, Groningen, Netherlands
[5] Univ Paris 05, AP HP, Maternite Necker Enfants Malad, Paris, France
[6] Griffith Univ, Gold Coast Univ, Maternal Fetal Med Unit, Hosp & Sch Med, Gold Coast, Qld, Australia
[7] Univ Texas Hlth Sci Ctr Houston, Houston, TX 77030 USA
[8] Tel Aviv Univ, Lis Matern Hosp, Tel Aviv Sourasky Med Ctr, Div Ob Gyn Ultrasound, Tel Aviv, Israel
[9] Tel Aviv Univ, Fac Med, Tel Aviv, Israel
[10] Univ Chile Hosp, Fetal Med Unit, Obstet & Gynecol, Santiago, Chile
[11] Ist Giannina Gaslini, Fetal Med & Surg Unit, Genoa, Italy
[12] Univ Brescia, Dept Clin & Expt Sci, Div Obstet & Gynaecol, Brescia, Italy
[13] Aristotle Univ Thessaloniki, Sch Med, Dept Obstet & Gynecol 2, Thessaloniki, Greece
[14] Univ Toronto, Mt Sinai Hosp, Med Imaging, Toronto, ON, Canada
[15] Baylor Coll Med, Dept Obstet & Gynecol, Houston, TX 77030 USA