title: Functional antagonism: tolerance produced by inhaled beta 2 agonists.
authors.affiliation: Department of Medicine, Royal University Hospital, University of Saskatchewan, Saskatoon, Canada.
authors.forename: D W
authors.initials: DW
authors.lastname: Cockcroft
authors.forename: V A
authors.initials: VA
authors.lastname: Swystun
mesh_terms: D000318:Adrenergic beta-Agonists / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D016084:Bronchoconstriction / Q000187:drug effects; D001993:Bronchodilator Agents / Q000627:therapeutic use; D004361:Drug Tolerance; D006801:Humans
chemical_list: D000318:Adrenergic beta-Agonists; D001993:Bronchodilator Agents