title: Invited commentary.
authors.affiliation: University of Toronto, Peter Munk Cardiac Centre, Toronto General Hospital, 200 Elizabeth St, 4N-480, Toronto, Ontario M5G 2C4, Canada. chris.feindel@uhn.on.ca
authors.forename: Christopher M
authors.initials: CM
authors.lastname: Feindel
mesh_terms: D001011:Aorta / Q000601:surgery*; D001021:Aortic Valve / Q000601:surgery*; D005260:Female; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male