title: Aortic annuloplasty ring: coronet or flat or not or what?
authors.forename: Hans-H
authors.initials: HH
authors.lastname: Sievers
mesh_terms: D000818:Animals; D001021:Aortic Valve / Q000601:surgery*; D058385:Cardiac Valve Annuloplasty / Q000295:instrumentation*; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000295:instrumentation*