| Literature DB >> 2205437 |
D L Sherrill1, M D Lebowitz, B Burrows.
Abstract
Morbidity and mortality rates for chronic obstructive pulmonary disease (COPD) have been increasing over time. Epidemiologic investigators of COPD have been exploring the reasons for these increases through prevalence surveys and longitudinal studies. This article examines some of the recent findings.Entities:
Mesh:
Year: 1990 PMID: 2205437
Source DB: PubMed Journal: Clin Chest Med ISSN: 0272-5231 Impact factor: 2.878