1. Maternal and Fetal Medicine Unit, Obstetrics and Gynecology Department Sainte Justine University Hospital, Université de Montréal Québec Canada
2. Department of Obstetrics and Gynecology Hôpital Necker‐Enfants Malades, AP‐HP Paris France
3. EA FETUS 7328 and LUMIERE Unit Université de Paris‐Cité Paris France
4. Centre SFFERe (Spécialistes Fœtus, Femme Enceinte et Reproduction) Boulogne‐Billancourt France