No abstract available
Publication types
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Comparative Study
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Letter
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Comment
MeSH terms
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Amnesia, Transient Global / etiology*
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Case-Control Studies
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Humans
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Jugular Veins / diagnostic imaging*
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Jugular Veins / physiology
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Phlebography / methods*
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Regional Blood Flow
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Ultrasonography
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Valsalva Maneuver