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Subjects
- Philadelphia2
- United States2
- American Civil War1
- American National Red Cross.1
- Biomedical Research1
- Brain Neoplasms -- surgery1
- Gross, Samuel D. (Samuel David), 1805-1884.1
- Military Medicine1
- Physicians1
- Rectovaginal Fistula -- surgery1
- Schools, Medical1
- Surgical Procedures, Operative1
- Vesicovaginal Fistula -- surgery1
- Vivisection1
- Weapons1
- World War I1