title: Select articles published on the topic of cardiovascular surgery in 2013.
mesh_terms: D001018:Aortic Diseases / Q000601:surgery*; D001026:Coronary Artery Bypass / Q000639:trends*; D006333:Heart Failure / Q000601:surgery*; D019918:Heart Valve Prosthesis Implantation / Q000639:trends*; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D014694:Ventricular Outflow Obstruction / Q000601:surgery*