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Subjects
- Communicable Disease Control -- legislation & jurisprudence6
- Nurses6
- Pennsylvania5
- Physicians4
- Hospitals, Chronic Disease3
- Infant3
- Tuberculosis, Pulmonary -- therapy3
- United States3
- African Americans2
- Anniversaries and Special Events2
- Arsphenamine -- therapeutic use2
- Disinfection2
- Hospitals, State2
- Intubation, Intratracheal2
- Knopf, S. Adolphus (Sigard Adolphus), 1857-1940.2
- Public Health2
- Syphilis -- drug therapy2
- Texas2
- Tuberculosis, Pulmonary2
- Tuberculosis, Pulmonary -- prevention & control2