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Subjects
- Cost-Benefit Analysis[remove]4
- Humans4
- United States4
- Cost Savings2
- Quality of Health Care2
- Age Factors1
- Aged1
- Aged, 80 and over1
- Air Pollutants -- adverse effects1
- Air Pollution -- legislation & jurisprudence1
- Air Pollution -- prevention & control1
- Air Pollution -- statistics & numerical data1
- Budgets1
- Chronic Disease1
- Clinical Trials as Topic1
- Community Health Services -- economics1
- Cross Infection -- economics1
- Cross Infection -- prevention & control1
- Developmental Disabilities -- epidemiology1
- Developmental Disabilities -- prevention & control1