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Subjects
- Military Personnel[remove]18
- United States18
- World War II[remove]18
- Cold Temperature8
- Protective Clothing7
- Adaptation, Physiological4
- Air Pollutants, Occupational4
- Motor Vehicles4
- Cold Climate3
- Ventilation3
- Weapons3
- Food Storage -- instrumentation2
- Hot Temperature2
- Acclimatization1
- Arctic Regions1
- Climate1
- Clothing1
- Desert Climate1
- Firearms1
- Rain1