title: A controlled evaluation of bromhexine and orciprenaline in the treatment of chronic bronchitis.
mesh_terms: D000328:Adult; D000368:Aged; D000814:Aniline Compounds / Q000627:therapeutic use*; D001991:Bronchitis / Q000188:drug therapy*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D005100:Expectorants; D006801:Humans; D008297:Male; D009921:Metaproterenol / Q000627:therapeutic use*; D008875:Middle Aged; D012907:Smoking; D014050:Toluene / Q000627:therapeutic use*
chemical_list: D000814:Aniline Compounds; D005100:Expectorants; D014050:Toluene; D009921:Metaproterenol