Subject
- Ambulances1
- Amphitheatri Anatomici1
- Amputation1
- Anatomy32
- Anderson, Alexander, 1775-18702
- Anderson, James1
- Anemia1
- Anesthesia5
- Angerer, Victor, 1839-18941
- Animal Husbandry1
- Arena, Jay M.1
- Armstrong, John1
- Arnaldus, de Villanova, -13111
- Arteries1
- Artwork4
- Aschoff, L. (Ludwig), 1866-19421
- Aselli, Gaspare, 1581-16262
- Association of Military Surgeons of the United States1
- Astronomy1
- Astruc, Joannes1