Elsa Lorthe1, Mathilde Quere2, Gilles Kayem3. 1. Inserm Unité Mixte de Recherche 1153, Obstetrical, Perinatal, and Pediatric Epidemiology Research Team (EPOPé), Center for Epidemiology and Statistics Sorbonne Paris Cité, Département Hospitalo-Universitaire Risks in Pregnancy, Paris Descartes University; and Sorbonne Universités, Université Pierre et Marie Curie, Université Paris 06, Institut de Formation Doctorale, Paris, France. Electronic address: elsa.lorthe@gmail.com. 2. Inserm Unité Mixte de Recherche 1153, Obstetrical, Perinatal, and Pediatric Epidemiology Research Team (EPOPé), Center for Epidemiology and Statistics Sorbonne Paris Cité, Département Hospitalo-Universitaire Risks in Pregnancy, Paris Descartes University, Paris, France. 3. Inserm Unité Mixte de Recherche 1153, Obstetrical, Perinatal, and Pediatric Epidemiology Research Team (EPOPé), Center for Epidemiology and Statistics Sorbonne Paris Cité, Département Hospitalo-Universitaire Risks in Pregnancy, Paris Descartes University; Sorbonne Universités, Université Pierre et Marie Curie, Université Paris 06, IFD; and Department of Obstetrics and Gynecology, Trousseau Hospital, Assistance Publique-Hôpitaux de Paris, Paris, France.