title: Acetylcysteine in chronic bronchitis.
mesh_terms: D000111:Acetylcysteine / Q000008:administration & dosage / Q000627:therapeutic use*; D000336:Aerosols; D001991:Bronchitis / Q000188:drug therapy*; D002908:Chronic Disease; D003371:Cough / Q000188:drug therapy; D004311:Double-Blind Method; D005100:Expectorants / Q000627:therapeutic use; D006801:Humans
chemical_list: D000336:Aerosols; D005100:Expectorants; D000111:Acetylcysteine