No abstract available
MeSH terms
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Aged
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Aged, 80 and over
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Cross-Sectional Studies*
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Disease Progression
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Dyspnea / diagnosis
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Dyspnea / physiopathology
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Female
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Forced Expiratory Volume
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Humans
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Male
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Middle Aged
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Multicenter Studies as Topic*
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Prognosis
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Pulmonary Disease, Chronic Obstructive / diagnosis*
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Pulmonary Disease, Chronic Obstructive / physiopathology
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Risk
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Severity of Illness Index
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Surveys and Questionnaires
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Vital Capacity