No abstract available
Publication types
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Comparative Study
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Adrenergic beta-Antagonists / pharmacology
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Adult
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Aged
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Aged, 80 and over
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Anti-Arrhythmia Agents / pharmacology*
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Atropine / pharmacology*
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Cardiovascular Diseases / mortality
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Cardiovascular Diseases / physiopathology
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Electrocardiography
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Female
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Heart Conduction System / drug effects
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Heart Rate / drug effects*
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Humans
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Male
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Middle Aged
Substances
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Adrenergic beta-Antagonists
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Anti-Arrhythmia Agents
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Atropine