Subjects
- Hygiene4
- New York4
- Public Health4
- Rabbits4
- Syphilis -- prevention & control4
- Tropical Medicine4
- Yellow Fever -- prevention & control4
- Allied Health Personnel3
- Behavior, Animal3
- Child Health Services3
- Combat Disorders -- psychology3
- First Aid3
- Health Promotion3
- Insect Control -- methods3
- Neoplasms -- diagnosis3
- Penicillins -- therapeutic use3
- Rats3
- Tuberculosis, Pulmonary -- prevention & control3
- Tuberculosis, Pulmonary -- therapy3
- Warfare3