No abstract available
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Aged
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Amyotrophic Lateral Sclerosis / epidemiology
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Amyotrophic Lateral Sclerosis / etiology*
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Case-Control Studies
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Confidence Intervals
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Female
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Humans
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Italy / epidemiology
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Male
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Middle Aged
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Occupational Exposure / adverse effects*
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Occupational Exposure / statistics & numerical data
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Odds Ratio
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Risk Factors