No abstract available
MeSH terms
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Adult
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Caffeine / adverse effects*
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Cerebral Angiography
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Cerebral Infarction / chemically induced*
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Drug Combinations
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Ephedrine / adverse effects*
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Female
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Humans
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Theobromine / adverse effects*
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Theophylline / adverse effects*
Substances
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Drug Combinations
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guarana powder
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Caffeine
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Theophylline
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Ephedrine
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Theobromine