No abstract available
MeSH terms
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Adult
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Aged
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Health Benefit Plans, Employee / economics*
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Health Benefit Plans, Employee / statistics & numerical data
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Humans
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Insurance, Health / economics*
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Insurance, Psychiatric / economics*
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Insurance, Psychiatric / statistics & numerical data
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Labor Unions / economics
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Mental Health Services / economics*
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Mental Health Services / statistics & numerical data
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Middle Aged
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Occupational Health Services / economics
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Substance-Related Disorders / economics
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Substance-Related Disorders / prevention & control
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United States