No abstract available
MeSH terms
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Adult
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Chromatography, High Pressure Liquid
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Cotinine / urine*
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Female
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Humans
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Nicotine / urine*
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Pregnancy
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Pregnancy Outcome*
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Smoking / epidemiology
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Smoking / urine*
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Tobacco Smoke Pollution / statistics & numerical data*
Substances
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Tobacco Smoke Pollution
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Nicotine
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Cotinine