Radiographics 2017 Sep-Oct;37(5):1559-1568. Epub 2017 Aug 18.
From the Departments of Radiology (A.K., L.J.M., D.M., C.Z., M.W., D.B.L.), Neurology and Neurological Sciences (S.C., N.V.), and Emergency Medicine (G.O.), Stanford University School of Medicine, Stanford Hospital and Clinics, Stanford, Calif; and Neuroscience Service Line, Department of Medicine, Christiana Care Health System, Newark, Del (W.A.T.).