Subjects
- Malaria -- transmission1
- Manteno State Hospital.1
- Maplewood Young Ladies' Institute.1
- Maryland -- epidemiology1
- Massachusetts1
- Massachusetts General Hospital.1
- Military Personnel1
- New York1
- North Carolina1
- Philadelphia1
- Private Sector1
- Public Facilities1
- Rhode Island -- epidemiology1
- Rome1
- Salmonella typhi1
- Schools1
- Temperature1
- Typhoid Fever1
- Typhoid Fever -- history1
- Virginia1