Subjects
- Military Medicine -- education4
- Military Personnel -- psychology4
- Physical Fitness4
- Research Design4
- Respiratory Protective Devices4
- Rivers4
- United States. Army. Field Hospital, 3rd.4
- United States. Army. General Hospital, 15th.4
- United States. Army. General Hospital, 28th.4
- United States. Army. General Hospital, 76th.4
- Vaccines4
- Water Pollution -- analysis4
- Water Supply4
- Accident Prevention3
- Acclimatization3
- Aircraft3
- Antimalarials -- therapeutic use3
- Bandages3
- Blood Transfusion3
- Chemical Warfare3