title: Chronic bronchitis: significant infection or social annoyance?
authors: Department of Medicine, University of Texas Center, Tyler 75710.
authors: R S
authors: RS
authors: Kronenberg
mesh_terms: D001991:Bronchitis / Q000150:complications* / Q000503:physiopathology / Q000628:therapy; D002908:Chronic Disease; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000209:etiology*