No abstract available
Publication types
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Comparative Study
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English Abstract
MeSH terms
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Air Pollutants, Occupational / analysis*
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Chromatography, Gas
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Coal*
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Fossil Fuels*
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Fuel Oils*
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Nitrosamines / analysis*
Substances
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Air Pollutants, Occupational
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Coal
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Fossil Fuels
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Fuel Oils
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Nitrosamines