No abstract available
MeSH terms
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Cost-Benefit Analysis
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Health Services Research / economics
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Health Services Research / organization & administration*
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Humans
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National Institutes of Health (U.S.)
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Preventive Health Services / economics
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Preventive Health Services / organization & administration*
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Research Design
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School Health Services / economics
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School Health Services / organization & administration*
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Substance-Related Disorders / prevention & control*
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United States