Clinical electrocardiography / by Sir Thomas Lewis.
- Lewis, Thomas, Sir, 1881-1945.
- Date:
- 1924
Licence: In copyright
Credit: Clinical electrocardiography / by Sir Thomas Lewis. Source: Wellcome Collection.
50/142 (page 40)
Licence: In copyright
Credit: Clinical electrocardiography / by Sir Thomas Lewis. Source: Wellcome Collection.