No abstract available
MeSH terms
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Adrenergic beta-Agonists / administration & dosage
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Adrenergic beta-Agonists / adverse effects*
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Albuterol / adverse effects
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Asthma / drug therapy
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Asthma / mortality*
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Case-Control Studies
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Dose-Response Relationship, Drug
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Fenoterol / adverse effects
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Humans
Substances
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Adrenergic beta-Agonists
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Fenoterol
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Albuterol