1. Asymptomatic carotid artery disease in the cardiovascular patient: Is prophylactic endarterectomy necessary?;Barnes;Stroke,1981
2. Contralateral internal carotid artery stenosis: Pitfall of correct ipsilateral classification — A study performed with colour-flowimagening;Spadone;J Vasc Surg,1990
3. Ultrasonic duplex scanning in the evaluation of carotid artery disease;Breslau;Thesis,1982
4. Noninvasive ultrasonic carotid angiografy: Prospective validation by contrast angiografy;Barnes;Surgery,1976
5. Carotid artery velocity patterns in normal and stenotic vessels;Blackshear;Stroke,1980