title: Why must olympic athletes prove that they have asthma to be permitted to take inhaled beta2-agonists?
authors.forename: John M
authors.initials: JM
authors.lastname: Weiler
mesh_terms: D000280:Administration, Inhalation; D000318:Adrenergic beta-Agonists / Q000008:administration & dosage* / Q000627:therapeutic use*; D001249:Asthma / Q000175:diagnosis* / Q000188:drug therapy*; D013177:Sports
chemical_list: D000318:Adrenergic beta-Agonists