title: Double guidance technique in cerebral angiography.
mesh_terms: D002339:Carotid Arteries / Q000000981:diagnostic imaging; D002342:Carotid Artery, External / Q000000981:diagnostic imaging; D002404:Catheterization; D002426:Cavernous Sinus / Q000000981:diagnostic imaging; D002533:Cerebral Angiography; D006801:Humans; D008722:Methods; D008875:Middle Aged; D010690:Phlebography; D014711:Vertebral Artery / Q000000981:diagnostic imaging