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Subjects
- United States. Army2
- University of Pennsylvania. Hospital2
- Ventilation2
- Yellow Fever -- epidemiology2
- Abattoirs1
- Achievement1
- Almshouses1
- American Anti-Vivisection Society.1
- American Gynecological Society.1
- American Gynecological Society. Annual Meeting1
- American Medical Association.1
- American-Berlin Medical Society.1
- Anastomosis, Surgical -- adverse effects1
- Anemia -- drug therapy1
- Anesthesiology -- methods1
- Anesthetics1
- Anesthetics, Inhalation -- therapeutic use1
- Animal Rights1
- Animals, Suckling1
- Asepsis1