title: A study of the tracheobronchial epithelium and changes related to smoking.
mesh_terms: D001980:Bronchi / Q000473:pathology*; D004848:Epithelium; D006801:Humans; D012907:Smoking; D014132:Trachea / Q000473:pathology*
keywords: BRONCHI/pathology; SMOKING; TRACHEA/pathology