Comparison of clinical features between non-smokers with COPD and smokers with COPD: a retrospective observational study.
INTERNATIONAL JOURNAL OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE(2014)
摘要
Non-smokers with COPD had less impairment in airflow limitation and gas exchange, and a lower prevalence of emphysema, chronic cough, and sputum compared with their smoking counterparts. Tobacco cessation is warranted in smokers with COPD.
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关键词
chronic obstructive pulmonary disease,emphysema,lung function,non-smokers,smokers,symptoms
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