The guiding symptoms of our materia medica / by C. Hering, M.D.

Licence: Public Domain Mark

Credit: The guiding symptoms of our materia medica / by C. Hering, M.D. 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.