1 UE3C-Unité d'Explorations Cardiologiques et des Cardiopathies Congénitales, 31 avenue de Lowendal, 75015 Paris, France; Division of Obstetrics and Gynecology, APHP- Paris Saclay University Hospitals, Antoine Béclère Hospital, Clamart, France. Electronic address: daniela.laux@ue3c.fr.
2 Division of Obstetrics and Gynecology, APHP- Paris Saclay University Hospitals, Antoine Béclère Hospital, Clamart, France.