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1 The Fetal Center at Riley Children's and Indiana University Health, Division of Maternal-Fetal Medicine, Indiana University School of Medicine, Indianapolis, IN, USA.
2 Guy's and St Thomas' Hospital NHS Foundation Trust, London, UK.
3 Division of Maternal-Fetal Medicine, Thomas Jefferson University, Philadelphia, PA, USA.
4 Division of Maternal-Fetal Medicine, Brown University, Providence, RI, USA.
5 Maternal Fetal Care Center (MFCC), Division of Maternal-Fetal Medicine and Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA, USA.
6 Department of Obstetrics and Gynecology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
7 Department of Obstetrics and Gynecology, Amsterdam University Medical Center, Amsterdam, The Netherlands.
8 Fetal Medicine Unit, St George's University Hospitals NHS Foundation Trust, University of London, London, UK.
9 Vascular Biology Centre, Molecular and Clinical Sciences Research Institute, St George's University of London, London, UK.
10 Fetal Medicine Unit, Liverpool Women's Hospital, University of Liverpool, Liverpool, UK.
1 The Fetal Center at Riley Children's and Indiana University Health, Division of Maternal-Fetal Medicine, Indiana University School of Medicine, Indianapolis, IN, USA.
2 Guy's and St Thomas' Hospital NHS Foundation Trust, London, UK.
3 Division of Maternal-Fetal Medicine, Thomas Jefferson University, Philadelphia, PA, USA.
4 Division of Maternal-Fetal Medicine, Brown University, Providence, RI, USA.
5 Maternal Fetal Care Center (MFCC), Division of Maternal-Fetal Medicine and Surgery, Boston Children's Hospital, Harvard Medical School, Boston, MA, USA.
6 Department of Obstetrics and Gynecology, University Medical Center Groningen, University of Groningen, Groningen, The Netherlands.
7 Department of Obstetrics and Gynecology, Amsterdam University Medical Center, Amsterdam, The Netherlands.
8 Fetal Medicine Unit, St George's University Hospitals NHS Foundation Trust, University of London, London, UK.
9 Vascular Biology Centre, Molecular and Clinical Sciences Research Institute, St George's University of London, London, UK.
10 Fetal Medicine Unit, Liverpool Women's Hospital, University of Liverpool, Liverpool, UK.