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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Humans
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Lung / diagnostic imaging*
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Lung / physiopathology*
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Male
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Middle Aged
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Positive-Pressure Respiration / methods*
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Prospective Studies
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Respiration Disorders / diagnostic imaging
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Respiration Disorders / physiopathology*
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Respiration Disorders / therapy*
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Ultrasonography / methods*
Associated data
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ClinicalTrials.gov/NCT02388282