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Subjects
- United States12
- Kirklin, John W. (John Webster)5
- Physicians5
- Libraries, Medical3
- Adolescent1
- Air Pollutants -- adverse effects1
- Air Pollution1
- Contraception1
- Family Characteristics1
- Financing, Government1
- Legislation, Medical1
- Medicine in Art1
- Military Medicine -- history1
- Military Personnel -- history1
- National Library of Medicine (U.S.)1
- National Library of Medicine (U.S.). History of Medicine Division.1
- Parent-Child Relations1
- Particulate Matter -- adverse effects1
- Physical Fitness1
- Smoking -- adverse effects1