No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Anticoagulants / therapeutic use*
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Atrial Fibrillation / blood*
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Atrial Fibrillation / therapy*
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Atrial Flutter / blood*
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Atrial Flutter / therapy*
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Female
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Humans
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International Normalized Ratio
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Male
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Middle Aged
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Retrospective Studies
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Time Factors
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Warfarin / therapeutic use*