No abstract available
MeSH terms
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Blood Pressure / physiology*
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Cardiac Catheterization
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Heart Failure / diagnosis
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Heart Failure / epidemiology
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Heart Failure / physiopathology*
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Humans
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Myocardial Contraction / physiology
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Predictive Value of Tests
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Prospective Studies
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Pulmonary Wedge Pressure / physiology
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Sensitivity and Specificity
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Valsalva Maneuver / physiology*
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Ventricular Function, Left / physiology*