title: Human tracheobronchial clearance by mucociliary transport and cough.
mesh_terms: D001980:Bronchi / Q000502:physiology*; D002923:Cilia / Q000502:physiology*; D003371:Cough / Q000503:physiopathology*; D006801:Humans; D008171:Lung Diseases / Q000503:physiopathology; D009093:Mucus / Q000502:physiology*; D012907:Smoking; D014132:Trachea / Q000502:physiology*