1. From the Interventional Neuroradiology Unit (R.F., C.D., V.C., D.B., W.B., B.M., H.R., G.C., S.S., J.-P.D., M.M., R.B., M.P.), Diagnostic Radiology Unit (A.L., L.D., D.C., P.K.), Neurovascular Unit (C.S., M.O., D.W.-L.), and Research and Biostatistics Unit (M.B.M., I.A., K.Z.), Fondation Rothschild Hospital, Paris, France; HSHS Neuroscience Center, HSHS St. John’s Hospital, Springfield, IL (N.K.); Neuroradiology Unit, Henri Mondor Hospital, Creteil, France (E.K., A.B.); Radiology Unit, Cochin...