No abstract available
MeSH terms
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Coal Mining / legislation & jurisprudence*
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Humans
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Needs Assessment
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Occupational Diseases / prevention & control*
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Occupational Exposure / adverse effects*
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Occupational Health / legislation & jurisprudence*
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Pneumoconiosis / etiology
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Pneumoconiosis / prevention & control
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Safety Management / organization & administration*
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United States