The development of the electrocardiograph : with some biographical notes on Professor W. Einthoven / [S.L Barron].
- Barron, S. L.
- Date:
- 1952
Licence: In copyright
Credit: The development of the electrocardiograph : with some biographical notes on Professor W. Einthoven / [S.L Barron]. Source: Wellcome Collection.
18/32 (page 14)