Caring for the heart: Mayo Clinic and the rise of specialization.

The history of cardiology and cardiac surgery from the perspective of the history of the Mayo Clinic. Of special interest for details of the history of cardiac surgery in Minnesota. The book may be most remembered for its definitive account of the heart disease of President Franklin D. Roosevelt, and the way virtually all information about this was kept from the American public during Roosevelt's presidency. This disease proved fatal early in Roosevelt's fourth term.