No abstract available
Publication types
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Clinical Trial
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Letter
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Randomized Controlled Trial
MeSH terms
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Adolescent
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Adult
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Algorithms
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Asthma / drug therapy*
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Asthma / physiopathology
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Emergency Treatment
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Female
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Helium / therapeutic use*
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Humans
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Hypoxia / physiopathology*
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Male
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Oxygen / therapeutic use*
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Peak Expiratory Flow Rate
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Prospective Studies