Beta agonist dose reduction in asthma.
Ruffin
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D
D000305:Adrenal Cortex Hormones / Q000008:administration & dosage*; D000318:Adrenergic beta-Agonists / Q000008:administration & dosage*; D001249:Asthma / Q000188:drug therapy*; D006801:Humans; D010919:Placebos
D000305:Adrenal Cortex Hormones; D000318:Adrenergic beta-Agonists; D010919:Placebos