Neurosurgery 2016 Mar;78(3):370-9; discussion 379-80
*Department of Pediatric Neurosurgery, Necker Enfants Malades Hospital, APHP, Paris, France; ‡Department of Neuroradiology Necker Enfants Malades Hospital, APHP, Paris, France; §Department of Obstetrics Necker Enfants Malades Hospital, APHP, Paris, France.