Characteristics and outcomes of chronic obstructive pulmonary disease in never smokers in Denmark: a prospective population study

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A substantial proportion of patients with chronic obstructive pulmonary disease (COPD) have never smoked. We tested the hypothesis that, in individuals with COPD, never smokers have different characteristics and less severe outcomes of the disease than smokers do.
Original languageEnglish
JournalThe Lancet Respiratory Medicine
Issue number7
Pages (from-to)543-50
Number of pages8
Publication statusPublished - Sep 2013

ID: 105586218