No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Female
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Hemodynamics / physiology*
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Humans
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Hypertension, Pulmonary / physiopathology*
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Hypertension, Pulmonary / therapy*
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Intermittent Positive-Pressure Ventilation / methods*
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Male
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Middle Aged
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Time Factors