The first comprehensive monograph on cardiology written and published in the United States. Hirschfelder interned under William Osler at Johns Hopkins, and became Hopkins's first full-time cardiologist. Digital facsim…
The first comprehensive monograph on cardiology written and published in the United States. Hirschfelder interned under William Osler at Johns Hopkins, and became Hopkins's first full-time cardiologist. Digital facsim…