Hand-book of electro-therapeutics / by William James Dugan.

Licence: Public Domain Mark

Credit: Hand-book of electro-therapeutics / by William James Dugan. 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.