title: A wedge filter for craniocervical angiography.
mesh_terms: D000792:Angiography / Q000295:instrumentation*; D002339:Carotid Arteries / Q000000981:diagnostic imaging; D002533:Cerebral Angiography / Q000295:instrumentation*; D005374:Filtration / Q000295:instrumentation; D006801:Humans