title: Long-acting inhaled beta 2-agonists and the loss of "bronchoprotective" efficacy.
authors.forename: J
authors.initials: J
authors.lastname: Abisheganaden
authors.forename: H A
authors.initials: HA
authors.lastname: Boushey
mesh_terms: D000318:Adrenergic beta-Agonists / Q000627:therapeutic use*; D001249:Asthma / Q000175:diagnosis / Q000188:drug therapy*; D016085:Bronchoconstrictor Agents; D001993:Bronchodilator Agents / Q000627:therapeutic use*; D004983:Ethanolamines / Q000627:therapeutic use*; D000068759:Formoterol Fumarate; D006801:Humans; D016210:Methacholine Chloride; D013726:Terbutaline / Q000627:therapeutic use*
chemical_list: D000318:Adrenergic beta-Agonists; D016085:Bronchoconstrictor Agents; D001993:Bronchodilator Agents; D004983:Ethanolamines; D016210:Methacholine Chloride; D013726:Terbutaline; D000068759:Formoterol Fumarate