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Subjects
- 24th Evacuation Hospital.1
- 78th General Hospital.1
- Academies and Institutes1
- Accident Prevention3
- Acclimatization4
- Adaptation, Physiological19
- Aerospace Medicine8
- Aerospace Medicine -- methods3
- Aerospace Medicine -- organization & administration1
- Aerospace Medicine -- standards1
- Africa, Northern2
- African Americans1
- Aiea Naval Hospital.1
- Air Pollutants, Occupational13
- Air Pressure1
- Aircraft11
- Alaska1
- Alcohol Drinking2
- Alekseĭ Nikolaevich, Czarevitch, son of Nicholas II, Emperor of Russia, 1904-1918.1
- Alexandra Victoria, Princess, consort of Prince August Wilhelm of Prussia, 1887-1957.1