Russell, J B Digital subtraction angiography for evaluation of extracranial carotid occlusive disease: comparison with conventional arteriography. [electronic resource] - Surgery Oct 1983 - 604-11 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0039-6060 Subjects--Topical Terms: Angiography--methodsCarotid Artery Diseases--diagnostic imagingHumansProspective StudiesRetrospective StudiesSubtraction Technique