No abstract available
MeSH terms
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Adult
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Allergens / immunology*
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Asthma, Occupational / classification
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Asthma, Occupational / immunology
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Asthma, Occupational / physiopathology*
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Female
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Humans
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Male
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Middle Aged
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Prospective Studies
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Research Design*
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Respiratory Function Tests
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Surveys and Questionnaires