title: PRECANCEROUS CHANGES OF THE BRONCHIAL TREE.
mesh_terms: D001987:Bronchiectasis; D001999:Bronchoscopy; D002277:Carcinoma; D002283:Carcinoma, Bronchogenic; D002294:Carcinoma, Squamous Cell; D006801:Humans; D008679:Metaplasia; D009369:Neoplasms / Q000209:etiology*; D010336:Pathology; D011013:Pneumonectomy; D014197:Trees
keywords: BRONCHIECTASIS; BRONCHOSCOPY; CARCINOMA, BRONCHOGENIC; CARCINOMA, EPIDERMOID; METAPLASIA; NEOPLASM ETIOLOGY; PATHOLOGY; PNEUMONECTOMY