No abstract available
MeSH terms
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Adrenergic beta-Antagonists / therapeutic use
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Aged
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Digitalis
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Female
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Heart Block / complications
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Humans
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Male
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Middle Aged
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Plants, Medicinal
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Plants, Toxic
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Potassium / therapeutic use
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Tachycardia* / chemically induced
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Tachycardia* / complications
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Tachycardia* / mortality
Substances
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Adrenergic beta-Antagonists
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Potassium