Subjects
- Health Services1
- Health Surveys12
- History, 20th Century1
- Hospitals1
- Hospitals, Military1
- Irritants1
- Kentucky1
- Maine1
- Massachusetts1
- Midwifery -- manpower1
- Military Dentistry -- history1
- Military Medicine5
- Military Medicine -- history1
- Military Personnel2
- Mobile Health Units2
- Mustard Gas1
- Myanmar1
- Neurasthenia -- therapy1
- New Hampshire1
- New Jersey1