No abstract available
MeSH terms
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Aircraft*
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Cerebral Infarction / etiology*
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Cerebral Infarction / pathology
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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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Neck / blood supply
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Posture
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Stroke / etiology*
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Syndrome
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Time Factors
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Travel
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Vertebral Artery Dissection / complications*
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Vertebral Artery Dissection / etiology*