United States Army X-ray manual / authorized by the Surgeon-General of the Army ; prepared under the direction of the Division of Roentgenology.
- Date:
- 1920, ©1918
Licence: Public Domain Mark
Credit: United States Army X-ray manual / authorized by the Surgeon-General of the Army ; prepared under the direction of the Division of Roentgenology. Source: Wellcome Collection.
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