title: Etiologic factors in chronic bronchitis: bronchopulmonary defense mechanisms and chronic bronchitis.
mesh_terms: D000818:Animals; D001991:Bronchitis / Q000201:enzymology / Q000209:etiology* / Q000276:immunology; D002908:Chronic Disease; D006801:Humans; D051381:Rats
vernacular_title: Facteurs étiologiques de la bronchite chronique: mécanismes de défense broncho-pulmonaire et bronchite chronique.