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Subjects
- Malaria -- prevention & control2
- Adaptation, Psychological1
- Affective Symptoms -- psychology1
- Aircraft1
- Anxiety -- etiology1
- Hypoxia -- prevention & control1
- Military Medicine1
- Military Personnel1
- Military Personnel -- psychology1
- Naval Medicine1
- Oxygen1
- Protective Devices1
- Social Adjustment1
- Tropical Medicine1
- United States1