title: Aortic valve sparing operations.
authors: Tirone E
authors: TE
authors: David
mesh_terms: D001011:Aorta / Q000601:surgery*; D001014:Aortic Aneurysm / Q000601:surgery*; D001021:Aortic Valve / Q000601:surgery*; D001022:Aortic Valve Insufficiency / Q000601:surgery*; D019917:Blood Vessel Prosthesis Implantation; D006801:Humans