No abstract available
MeSH terms
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Arrhythmias, Cardiac / etiology*
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Electrocardiography
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Guanethidine / adverse effects*
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Heart / drug effects*
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Heart Rate / drug effects
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Humans
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Male
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Norepinephrine / adverse effects*
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Sensory Receptor Cells
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Vagus Nerve / drug effects
Substances
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Norepinephrine
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Guanethidine