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Subjects
- Military Medicine -- education24
- Sanitation24
- Civil Defense23
- Equipment and Supplies22
- Health Workforce22
- United States. Army22
- Weapons22
- United States. Army. American Expeditionary Forces21
- Combat Disorders20
- Persons with Disabilities -- rehabilitation20
- Nurses19
- Orthopedics19
- Adaptation, Physiological18
- Protective Clothing18
- Ventilation18
- American National Red Cross.17
- San Francisco17
- United States Government Agencies17
- Ambulances16
- Europe16