Prognosis for patients following a transient ischemic attack with and without a cerebral infarction on brain CT. North American Symptomatic Carotid Endarterectomy Trial (NASCET) Group - Eliasziw,M.; Streifler,J.Y.; Spence,J.D.; Fox,A.J.; Hachinski,V.C.; Barnett,H.J. (Neurology, 1995)