title: Socio-economic causes and consequences of chronic bronchitis and emphysema: an overview.
mesh_terms: D001991:Bronchitis / Q000523:psychology* / Q000628:therapy; D003365:Costs and Cost Analysis; D006801:Humans; D011656:Pulmonary Emphysema / Q000523:psychology* / Q000628:therapy; D012959:Socioeconomic Factors