Keller, H Noninavasive angiography for the diagnosis of carotid artery disease using Doppler ultrasound (carotid artery Doppler). [electronic resource] - Stroke - 354-63 p. digital Publication Type: Journal Article ISSN: 0039-2499 Standard No.: 10.1161/01.str.7.4.354 doi Subjects--Topical Terms: Carotid Artery Diseases--diagnosisConstrictionFemaleHumansMiddle AgedUltrasonography