title: Ipratropium bromide: an additive effect?
authors.affiliation: Newcastle Mater Misericordiae Hospital, Waratah, New South Wales, Australia.
authors.forename: R L
authors.initials: RL
authors.lastname: Henry
mesh_terms: D000208:Acute Disease; D000318:Adrenergic beta-Agonists / Q000008:administration & dosage / Q000627:therapeutic use; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D004359:Drug Therapy, Combination; D006801:Humans; D009241:Ipratropium / Q000008:administration & dosage* / Q000627:therapeutic use
chemical_list: D000318:Adrenergic beta-Agonists; D009241:Ipratropium