No abstract available
Keywords:
Circulatory power; Exercise testing; Heart failure; Hemodynamics; Ventilator efficiency.
MeSH terms
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Aged
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Echocardiography, Stress / methods*
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Exercise / physiology*
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Exercise Test / methods*
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Female
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Heart Failure / diagnostic imaging*
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Heart Failure / physiopathology
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Humans
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Male
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Middle Aged
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Phenotype*
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Prospective Studies
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Ventricular Function, Left / physiology*