No abstract available
MeSH terms
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Causality
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Comorbidity
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Confounding Factors, Epidemiologic
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Cost Savings
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Cost-Benefit Analysis
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Health Care Costs / statistics & numerical data*
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Health Care Rationing / statistics & numerical data
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Health Expenditures / statistics & numerical data
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Humans
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Organizational Objectives
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Research / organization & administration
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Research / standards*
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Research Design
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Substance-Related Disorders / diagnosis
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Substance-Related Disorders / economics*
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Substance-Related Disorders / epidemiology
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Taxes