Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
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Credit
Letters from Hall to Sir James McGrigor, the Director General, Army Medical Services, reporting on military operations and the health of the troops. Attribution-NonCommercial 4.0 International (CC BY-NC 4.0). Source: Wellcome Collection.
Provider
The original material is held at The Museum of Military Medicine.