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Subjects
- Hookworm Infections -- prevention & control3
- Infant Mortality3
- Marriage3
- Military Medicine3
- World War I3
- Bulgaria2
- Community Health Services2
- Cuba2
- Hookworm Infections -- therapy2
- Mental Disorders -- nursing2
- New York2
- Nursing Care2
- Obstetric Nursing -- methods2
- Sanitation2
- Sex Education2
- Southeastern United States2
- Turkey2
- United States2
- Warfare2
- American Civil War1