Percutaneous Clot Removal Devices in Acute Ischemic Stroke: A Systematic Review and Meta-Analysis
Arch Neurol 65:1024-1030, Stead,L.G.,et al., 2008
Duplex Carotid Sonography in Distinguishing Acute Unilateral Atherothrombotic from Cardioembolic Carotid Artery Occlusion
AJNR 18:1447-1452, Kimura,K.,et al, 1997