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Subjects
- Accident Prevention1
- Aging1
- Alcohol Drinking1
- Americas1
- Anti-Bacterial Agents1
- Aortic Aneurysm1
- Arteriosclerosis1
- Arthritis -- prevention & control1
- Asbestos1
- Blood Pressure Determination1
- Bronchitis1
- Carcinogens1
- Cardiovascular Diseases1
- Cerebrovascular Disorders1
- Chronic Disease1
- Coal Mining1
- Community Health Services2
- Community Health Services -- economics1
- Cost Savings -- statistics & numerical data1
- Cost-Benefit Analysis -- statistics & numerical data1