No abstract available
MeSH terms
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Air Pollutants, Occupational / adverse effects*
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Chemical Industry
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Formaldehyde / adverse effects*
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Humans
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Missouri
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Nasopharyngeal Neoplasms / chemically induced*
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Nasopharyngeal Neoplasms / epidemiology
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Occupational Diseases / chemically induced*
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Occupational Diseases / epidemiology
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Oropharyngeal Neoplasms / chemically induced*
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Oropharyngeal Neoplasms / epidemiology
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Pharyngeal Neoplasms / chemically induced*
Substances
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Air Pollutants, Occupational
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Formaldehyde