title: Management of difficult asthma.
authors.forename: K F
authors.initials: KF
authors.lastname: Chung
mesh_terms: D000305:Adrenal Cortex Hormones / Q000627:therapeutic use*; D000318:Adrenergic beta-Agonists / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D004351:Drug Resistance; D006801:Humans; D019966:Substance-Related Disorders / Q000209:etiology
chemical_list: D000305:Adrenal Cortex Hormones; D000318:Adrenergic beta-Agonists