No abstract available
MeSH terms
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Aged
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Blood Gas Analysis
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Bronchodilator Agents / therapeutic use
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Female
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Follow-Up Studies
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Humans
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Hypercapnia / mortality
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Hypercapnia / therapy*
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Hypoxia / mortality
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Hypoxia / therapy*
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Male
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Middle Aged
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Oxygen Inhalation Therapy*
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Prognosis
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Pulmonary Heart Disease / mortality
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Pulmonary Heart Disease / therapy*
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Respiratory Function Tests
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Respiratory Insufficiency / mortality
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Respiratory Insufficiency / therapy*
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Spirometry