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Subjects
- Oxygen[remove]4
- Aircraft2
- Hypoxia -- prevention & control2
- World War II2
- Aerospace Medicine1
- Air Pressure1
- Aviation1
- Belgium1
- Decompression1
- Decompression Sickness -- prevention & control1
- France1
- Germany1
- Industry1
- Military Nursing1
- Military Personnel1
- Patients1
- Protective Devices1
- Respiration, Artificial1
- United States1