Accuracy and Prognostic Consequences of Ultrasonography in Identifying Severe Carotid Artery Stenosis
Stroke 26:1747-1752, 17431995., Eliasziw,M.,et al, 1995
Carotid Endarterectomy:Preop Eval of Candidates with Combined Doppler Sonography & MR Angiogr
Radiology 186:333-338, 3251993., Polak,J.F.,et al, 1993
Current Role of Cerebral Angiography in the Diagnosis of Cerebrovascular Diseases
AJR 159:191-197, Wolpert,S.M.&Caplan,L.R., 1992
Practice Guidelines for the Use of Imaging in Transient Ischemic Attacks and Acute Stroke
Stroke 28:1480-1497, Culebras,A.,et al, 1997