Beta 2-agonists in asthma.
D000318:Adrenergic beta-Agonists / Q000009:adverse effects / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy* / Q000401:mortality; D005260:Female; D006801:Humans; D008297:Male; D006113:United Kingdom
D000318:Adrenergic beta-Agonists