1. From the Department of Pediatric Intensive Care Unit (L.T., F.L., I.D.), Department of Pediatric Radiology (D.G., O.N.), and French Center for Pediatric Stroke, Pediatric Neurology (M.K.), APHP-Necker-Enfants malades Hospital, Paris, France; Department of Pediatric Neurology (N.M., C.B.), Department of Pediatric Radiology (B.H.), Department of Interventional Radiology (A.O.), and Department of Neurology (C.D.), APHP-Bicêtre Hospital, Le Kremlin-Bicêtre, France; and Department of Neuroradiology (O.N)...