Aldrich MC, Munro HM, Mumma M, Grogan EL, Massion PP, Blackwell TS, Blot WJ. Chronic obstructive pulmonary disease and subsequent overall and lung cancer mortality in low-income adults. PloS one. 10(10). e0121805. PMID: 25811837 [PubMed] PMCID: PMC4374870
Chronic obstructive pulmonary disease (COPD) is a known risk factor for lung cancer and a leading cause of mortality in the U.S., but its impact may not be fully appreciated, especially among low-income populations in the southeast where COPD prevalence and lung cancer incidence are elevated.