Subjects
- Neoplasms -- prevention & control3
- Veterans3
- World Health Organization3
- Aged2
- BCG Vaccine2
- Child, Preschool2
- Dental Offices2
- Dentists2
- District of Columbia2
- Dogs2
- Hospitals, Military2
- Infant2
- Injections2
- Mentally Ill Persons2
- Mosquito Control -- methods2
- Parran, Thomas, Jr., 1892-1968.2
- Radiography2
- Saint Elizabeths Hospital (Washington, D.C.)2
- Schools, Nursery2
- Schools, Nursing2