(Q46784310)
Statements
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Use of herbal products, coffee or black tea, and over-the-counter medications as self-treatments among adults with asthma (English)
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Katz PP
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Yelin EH
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Blanc PD
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Kuschner WG
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Smith S
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1 December 1997
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100
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6 Pt 1
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789-791
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