Graphic methods in heart disease / By John Hay ... ; with an introduction by James Mackenzie.
- Hay, John A., 1942-
- Date:
- 1909
Licence: In copyright
Credit: Graphic methods in heart disease / By John Hay ... ; with an introduction by James Mackenzie. Source: Wellcome Collection.
Provider: This material has been provided by Royal College of Physicians, London. The original may be consulted at Royal College of Physicians, London.
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