title: Current status of cardiac surgery. IV.
mesh_terms: D000818:Animals; D003327:Coronary Disease / Q000601:surgery; D003331:Coronary Vessels / Q000601:surgery; D006322:Heart Aneurysm / Q000601:surgery; D006327:Heart Block / Q000601:surgery; D006331:Heart Diseases / Q000601:surgery*; D006801:Humans; D010138:Pacemaker, Artificial