title: Invited commentary.
authors.affiliation: Massachusetts General Hospital, Harvard Medical School, Cardiac Surgery-Cox 648, 55 Fruit St, Boston, MA 02114, USA. cakins@partners.org
authors.forename: Cary W
authors.initials: CW
authors.lastname: Akins
mesh_terms: D005260:Female; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D008297:Male; D008943:Mitral Valve / Q000601:surgery*; D008944:Mitral Valve Insufficiency / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000601:surgery*