1. From the Department of Neurology and Neurosurgery, McGill University, Montreal, Quebec, Canada (C.L., N.G.); and Fetal-Neonatal Neurology Research Group, Department of Neurology (C.L., A.J.d.P.), and Departments of Cardiology and Pediatrics (W.T., D.B.M., J.W.N., D.W.B., E.M., J.G., D.A., C.D.-M., B.T.), Radiology (R.L.R.), and Cardiology and Anaesthesia (P.C.L.), Children’s Hospital Boston and Harvard Medical School, Boston, Mass.