Risk factors for chronic obstructive pulmonary disease in never ‐smokers: A systematic review

ConclusionsThere are few studies on COPD risk factors in never-smokers. More purpose-designed studies in this subpopulation are thus called for, including well-designed studies to specifically assess if indoor radon has any role on COPD onset.
Source: The Clinical Respiratory Journal - Category: Respiratory Medicine Authors: Tags: REVIEW ARTICLE Source Type: research