Subjects
- Cooperative Behavior61
- Heart Diseases -- prevention & control61
- History, 18th Century61
- Information Dissemination61
- Kidney Diseases61
- Models, Organizational61
- Netherlands61
- New Hampshire61
- Plague -- prevention & control61
- Cost-Benefit Analysis60
- Health Services60
- Infant Nutritional Physiological Phenomena60
- Prisoners60
- Protective Clothing60
- Social Work60
- Taxes60
- Florida59
- Health Services for the Aged59
- Indiana59
- Leiomyoma -- surgery59