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Subjects
- United States84
- World War I50
- Hygiene43
- Military Medicine23
- General Surgery19
- United States. Army. American Expeditionary Forces.19
- United States. Army. Medical Department.19
- Combat Disorders18
- Hospital, Military18
- Military Hygiene18
- Orthopedics18
- Physiological Phenomena18
- Child Care16
- Sexual Behavior16
- Sex Education15
- Diet14
- France14
- Child13
- Psychology, Applied11
- Public Health11