No abstract available
MeSH terms
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Angiography, Digital Subtraction
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Blood Flow Velocity / physiology
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Brain Ischemia / diagnostic imaging*
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Carotid Artery Diseases / diagnostic imaging*
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Carotid Artery, External / diagnostic imaging
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Carotid Artery, Internal / diagnostic imaging
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Constriction, Pathologic / diagnostic imaging
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Humans
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Ultrasonography