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Authors
- Abreu, José Benicio de.1
- Abt, Henry Edward, 1904-1962 author1
- Abt, Isaac A. (Isaac Arthur), 1867-1955, author1
- Academia Nacional de Medicina (Colombia) author.1
- Academia Nacional de Medicina de México, author.1
- Academia Nacional de Medicina de México.1
- Academia farmacéutica de México author.1
- Academia médico-quirúrgica (Puebla de Zaragoza, Mexico).1
- Academy of Medicine (Toronto, Ont.), author.1
- Academy of Medicine of Cincinnati, author.2
- Academy of Medicine of Cincinnati.1
- Academy of Medicine of Philadelphia.2
- Academy of Natural Sciences of Philadelphia, author.2
- Academy of Natural Sciences of Philadelphia.1
- Académie de médecine (France)2
- Acauan, Manuel Marques da Silva.1
- Accum, Friedrich Christian, 1769-18385
- Acevedo, Agustin, author1
- Achard, H. J. (Hermann Jacoby), 1866-1948, author1
- Ackerley, G. (George)1