The senile heart : its symptoms, sequelae, and treatment / by George Wm. Balfour.

Licence: Public Domain Mark

Credit: The senile heart : its symptoms, sequelae, and treatment / by George Wm. Balfour. Source: Wellcome Collection.

Provider: This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.