No abstract available
Publication types
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Comparative Study
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Aged*
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Humans
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Hypercapnia / physiopathology
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Hypoxia / physiopathology
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Partial Pressure
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Perception / physiology
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Physical Exertion
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Respiration*
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Respiratory Center / physiology
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Sleep / physiology*
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Sleep Apnea Syndromes / physiopathology
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Ventilation-Perfusion Ratio
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Wakefulness / physiology*