Laboratory methods of the United States Army / compiled by the Division of Infectious Diseases and Laboratories, Office of the Surgeon-General, Ear Department, Washington, D.C.
- Date:
- 1919
Licence: Public Domain Mark
Credit: Laboratory methods of the United States Army / compiled by the Division of Infectious Diseases and Laboratories, Office of the Surgeon-General, Ear Department, Washington, D.C. Source: Wellcome Collection.
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