No abstract available
MeSH terms
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Adrenergic beta-Antagonists / therapeutic use*
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Carbazoles / therapeutic use*
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Female
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Heart Failure / drug therapy*
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Heart Failure / mortality*
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Humans
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Male
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Metoprolol / analogs & derivatives*
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Propanolamines / therapeutic use*
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Ventricular Function, Left / drug effects*
Substances
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Adrenergic beta-Antagonists
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Carbazoles
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Propanolamines
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Metoprolol