1 From the Division of Neurology, Department of Medicine (L.L.L.Y., R.R., D.S.), Department of Pediatrics (A.S.W.), and Department of Diagnostic Imaging (E.T.), National University Health System, Singapore; and the Medical Biophysics Unit (N.W.), Institute of Physiology and Pathophysiology, University of Heidelberg, Germany. [email protected].
2 From the Division of Neurology, Department of Medicine (L.L.L.Y., R.R., D.S.), Department of Pediatrics (A.S.W.), and Department of Diagnostic Imaging (E.T.), National University Health System, Singapore; and the Medical Biophysics Unit (N.W.), Institute of Physiology and Pathophysiology, University of Heidelberg, Germany.