title: Discussion.
mesh_terms: D001011:Aorta / Q000601:surgery*; D001021:Aortic Valve / Q000601:surgery*; D001022:Aortic Valve Insufficiency / Q000601:surgery*; D019917:Blood Vessel Prosthesis Implantation; D006348:Cardiac Surgical Procedures; D006801:Humans; D059351:Organ Sparing Treatments