title: A comparison of salbutamol and ipratropium in chronic bronchitis and chronic airflow limitation.
authors.forename: D
authors.initials: D
authors.lastname: Barnes
authors.forename: J C
authors.initials: JC
authors.lastname: Delaney
mesh_terms: D000368:Aged; D000420:Albuterol / Q000627:therapeutic use*; D001286:Atropine Derivatives / Q000627:therapeutic use*; D001991:Bronchitis / Q000188:drug therapy*; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D004359:Drug Therapy, Combination; D005260:Female; D006801:Humans; D009241:Ipratropium / Q000627:therapeutic use*; D008173:Lung Diseases, Obstructive / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged
chemical_list: D001286:Atropine Derivatives; D009241:Ipratropium; D000420:Albuterol