Impact of new techniques on the diagnosis and management of cerebrovascular disease.
D002533:Cerebral Angiography; D002561:Cerebrovascular Disorders / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000191:economics; D006801:Humans; D013382:Subtraction Technique; D014055:Tomography, Emission-Computed; D014057:Tomography, X-Ray Computed