1 Center for Prenatal Diagnosis, La Timone Children Hospital, 13000 Marseille, France.
2 Department of Pediatric Surgery, La Timone Children Hospital, 13000 Marseille, France.
3 Cabinet de radiologie, Toulon, France.
4 Institut méditerranéen de la reproduction, 13000 Marseille, France.
5 Center for Prenatal Diagnosis, La Timone Children Hospital, 13000 Marseille, France; Department of Prenatal and Pediatric Imaging, La Timone Children Hospital, 13000 Marseille, France. Electronic address: [email protected].