1 Department of Obstetrics, Port Royal Maternity, Paris Centre University Hospitals, Assistance Publique-Hôpitaux de Paris, Paris, France. Electronic address: yoathiel@gmail.com.
2 Department of Obstetrics, Port Royal Maternity, Paris Centre University Hospitals, Assistance Publique-Hôpitaux de Paris, Paris, France.
3 Department of Anesthesia, Port Royal Maternity, Paris Centre University Hospitals, Assistance Publique-Hôpitaux de Paris, Paris, France.
4 Department of Thoracic Surgery, Paris Centre University Hospitals, Assistance Publique-Hôpitaux de Paris, Paris, France.