1. Department of Obstetrics and Gynecology Baylor College of Medicine and Texas Children's Fetal Center Houston Texas USA
2. Department of Obstetrics and Gynecology Women's Health Hospital Assiut University Assiut Egypt
3. Maternal‐Fetal Medicine Research Center Shiraz University of Medical Sciences Shiraz Iran
4. Fetal Medicine and Surgery Research Center Fetal Medicine Mexico Queretaro Mexico