No abstract available
Keywords:
cerebral blood flow; cerebrovascular; cerebrovascular disease; stroke; vascular surgery.
MeSH terms
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Arterial Occlusive Diseases / diagnostic imaging*
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Echocardiography, Doppler, Color
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Humans
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Magnetic Resonance Angiography
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Male
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Middle Aged
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Neurologic Examination
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Tomography, X-Ray Computed
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Vertebral Artery / diagnostic imaging*
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Vertebrobasilar Insufficiency / diagnostic imaging*