Invited commentary.
Magovern
George
G
Department of Surgery, Allegheny General Hospital, 320 East North Ave, 14th Floor, South Tower, Allegheny General Hospital, Pittsburgh, PA15212, USA. gmagover@wpahs.org
D001021:Aortic Valve / Q000601:surgery*; D001705:Bioprosthesis; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D011474:Prosthesis Design