Cerebral Microembolism and the Risk of Ischemia in Asymptomatic High-Grade Internal Carotid Artery Stenosis
Stroke 26:2184-2186, Siebler,M.,et al, 1995
Detection of Intracranial Emboli in Patients with Symptomatic Extracranial Carotid Artery Disease
Stroke 23:1652-1654, Siebler,M.,et al, 1992