No abstract available
MeSH terms
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Formaldehyde / adverse effects
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Humans
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Male
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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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Occupations
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Registries
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Risk Factors
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Solvents / adverse effects
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Sweden / epidemiology