title: Effect of long-acting beta2 agonists on exacerbation rates of asthma in children.
authors.forename: Per M
authors.initials: PM
authors.lastname: Gustafsson
authors.forename: Victor A
authors.initials: VA
authors.lastname: Kiri
mesh_terms: D000305:Adrenal Cortex Hormones / Q000009:adverse effects / Q000627:therapeutic use; D000318:Adrenergic beta-Agonists / Q000009:adverse effects / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D004359:Drug Therapy, Combination; D006801:Humans; D012307:Risk Factors; D016896:Treatment Outcome
chemical_list: D000305:Adrenal Cortex Hormones; D000318:Adrenergic beta-Agonists