No abstract available
MeSH terms
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Adrenergic beta-Antagonists / therapeutic use*
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Atenolol / therapeutic use*
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Heart Diseases / mortality
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Heart Diseases / prevention & control*
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Humans
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Postoperative Complications / mortality
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Postoperative Complications / prevention & control*
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Premedication*
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Risk Factors
Substances
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Adrenergic beta-Antagonists
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Atenolol